Of course.
The net value of a petitioner’s assets typically must total at least five times the difference between the petitioner’s household income and the federal poverty level for the petitioner’s household size, or three times the difference, for a U.S. citizen who is petitioning for a spouse or child.
However, USCIS is known to disregard assets, so finding a good joint sponsor is always superior option.
Here's one experience using assets: