Pakistan were hit hard by paceman Lasith Malinga who finished with 4-57 after they won the toss and opted to bat.
Skipper Misbah-ul Haq was the top scorer with 51 while Mohammad Hafeez made 41. Anwar Ali chipped in with a fiery 38-ball 41 not out.
Pakistan have an unbeatable 3-1 lead in the series.