The calculated distance (air line) between Joanópolis and Ribeirão Preto is approximately 156 miles respectively 251 kilometers.
By car or train, the actual journey to Ribeirão Preto is certainly longer, as only the direct route (as the crow flies) between Joanópolis and Ribeirão Preto has been calculated here.
Air line (approximately)
251 kilometers
135 nautical miles