All funds received by the Treasurer of State from the federal government on account of the lease of lands acquired by the federal government for flood control purposes, and distributed by the Treasurer of State to the respective counties, shall be distributed by each county receiving them as follows:
(1) Eighty percent (80%) of such funds received by each county shall be distributed to the school districts in the county, with each school district to receive the portion thereof that the flood control acreage in that district bears to the total flood control acreage in all districts in the county; and
(2) Twenty percent (20%) of such funds received by each county shall be credited to the county road fund.