Final answer:
The problem faced by Upcountry settlers during the ratification of the United States Constitution was opposition from coastal elites. Urban Americans, rich and poor, supported ratification, while rural Americans opposed it.
Step-by-step explanation:
The problem faced by Upcountry settlers during the ratification of the United States Constitution was opposition from coastal elites. While urban Americans, rich and poor, believed that the Constitution would encourage commerce and business activity and were in favor of ratification, both rich and poor rural Americans opposed it. Their opposition was not good news for the Federalists because the majority of Americans were farmers.