Finding the Third Proportional to 87,484.13 and 135,721.88
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Solution
The third proportional to 87,484.13 and 135,721.88 is: 210,557.37
Step by Step Solution
- Step 1: Write the proportion equation
87,484.13 : 135,721.88 = 135,721.88 : x - Step 2: Convert to fraction form
87,484.13/135,721.88 = 135,721.88/x - Step 3: Cross multiply
87,484.13x = 135,721.88 × 135,721.88 - Step 4: Simplify right side
87,484.13x = 18,420,427,353.52 - Step 5: Solve for x
x = 18,420,427,353.52/87,484.13 - Step 6: Final answer
x = 210,557.37
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.