Finding the Third Proportional to 61,378.13 and 132,439.13
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Solution
The third proportional to 61,378.13 and 132,439.13 is: 285,771.55
Step by Step Solution
- Step 1: Write the proportion equation
61,378.13 : 132,439.13 = 132,439.13 : x - Step 2: Convert to fraction form
61,378.13/132,439.13 = 132,439.13/x - Step 3: Cross multiply
61,378.13x = 132,439.13 × 132,439.13 - Step 4: Simplify right side
61,378.13x = 17,540,121,830.77 - Step 5: Solve for x
x = 17,540,121,830.77/61,378.13 - Step 6: Final answer
x = 285,771.55
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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.