In this task, you are given a list. This list contains many lists of integers. The list is several items written within a []. Your task is to find the maximum number among the members of each inner list. The output should be a list comprised of the maximums with the same order as the internal lists.
[[-36, -47, 34, 18, 83], [7, -136], [-134, -27, 31, -190, -101, 60], [36, 39, 52, -12, -138], [-54, 78, -28, -61]]