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.
[[-146, -6, -38, -10], [-6, 5, 63], [18, 72, 44], [-47, -162]]