Finding the Third Proportional to 77,020.88 and 104,646.94
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Solution
The third proportional to 77,020.88 and 104,646.94 is: 142,181.99
Step by Step Solution
- Step 1: Write the proportion equation
77,020.88 : 104,646.94 = 104,646.94 : x - Step 2: Convert to fraction form
77,020.88/104,646.94 = 104,646.94/x - Step 3: Cross multiply
77,020.88x = 104,646.94 × 104,646.94 - Step 4: Simplify right side
77,020.88x = 10,950,981,528.13 - Step 5: Solve for x
x = 10,950,981,528.13/77,020.88 - Step 6: Final answer
x = 142,181.99
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These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.