Finding the Third Proportional to 61,813.13 and 86,811.75
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Solution
The third proportional to 61,813.13 and 86,811.75 is: 121,920.38
Step by Step Solution
- Step 1: Write the proportion equation
61,813.13 : 86,811.75 = 86,811.75 : x - Step 2: Convert to fraction form
61,813.13/86,811.75 = 86,811.75/x - Step 3: Cross multiply
61,813.13x = 86,811.75 × 86,811.75 - Step 4: Simplify right side
61,813.13x = 7,536,279,938.06 - Step 5: Solve for x
x = 7,536,279,938.06/61,813.13 - Step 6: Final answer
x = 121,920.38
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.