Finding the Third Proportional to 75,431.06 and 159,610.13
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Solution
The third proportional to 75,431.06 and 159,610.13 is: 337,730.79
Step by Step Solution
- Step 1: Write the proportion equation
75,431.06 : 159,610.13 = 159,610.13 : x - Step 2: Convert to fraction form
75,431.06/159,610.13 = 159,610.13/x - Step 3: Cross multiply
75,431.06x = 159,610.13 × 159,610.13 - Step 4: Simplify right side
75,431.06x = 25,475,392,002.52 - Step 5: Solve for x
x = 25,475,392,002.52/75,431.06 - Step 6: Final answer
x = 337,730.79
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.