Ancestry proportions of Mexicans vs. Puerto Ricans. Although Mexicans and Puerto Ricans are both considered Latino or Hispanics, Mexicans, on average, have a higher proportion of Native American ancestry (35%–64%) but a lower proportion of African ancestry (3%–5%). Puerto Ricans have lower proportion of Native American ancestry (12%–15%) and higher proportion of African ancestry (18%–25%). Reproduced from Risch et al. .