Finding the Third Proportional to 29,938 and 64,790
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Solution
The third proportional to 29,938 and 64,790 is: 140,214.58
Step by Step Solution
- Step 1: Write the proportion equation
29,938 : 64,790 = 64,790 : x - Step 2: Convert to fraction form
29,938/64,790 = 64,790/x - Step 3: Cross multiply
29,938x = 64,790 × 64,790 - Step 4: Simplify right side
29,938x = 4,197,744,100 - Step 5: Solve for x
x = 4,197,744,100/29,938 - Step 6: Final answer
x = 140,214.58
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.