trips in a raised pot 3 way 100NL

[the machine]

should i be putting in this raise on the turn or is it possible to wait till the river? super short stack is new guy i think second hand in. other guy is 43/2/.81 over 80 hands

Full Tilt Poker
No Limit Holdem Ring game
Blinds: $0.50/$1
6 players
Converter

Stack sizes:
UTG: $106.90
UTG+1: $55.15
CO: $46.90
Hero: $174.85
SB: $23.25
BB: $20

Pre-flop: (6 players) Hero is Button with K[img]/images/graemlins/diamond.gif[/img] 9[img]/images/graemlins/diamond.gif[/img]
2 folds, CO calls, <font color="#cc0000">Hero raises to $4.5</font>, SB folds, BB calls, CO calls.

Flop: J[img]/images/graemlins/club.gif[/img] 9[img]/images/graemlins/spade.gif[/img] 9[img]/images/graemlins/heart.gif[/img] ($14, 3 players)
<font color="#cc0000">BB bets $6</font>, CO calls, Hero calls.

Turn: 7[img]/images/graemlins/club.gif[/img] ($32, 3 players)
<font color="#cc0000">BB is all-in $9.5</font>, CO calls, <font color="#cc0000">Hero raises to $70</font>???

can i wait any longer to get this chip in?