Hi as per your sugesstion, i checked the space and it is as follows,
Size of HD remaining is 169 GB free and the all the db files stay in the same drive, even after the size free is as mentioned above.
Total Database Size
size 45011.91 MB
Space Avlbl 98.76 MB
.ldf size is 5.44 GB size on disk is 2.45 GB
.mdf file is 38.5 GB size on disk 17.2 GB