Finding the Third Proportional to 87,432.50 and 132,857.75
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Solution
The third proportional to 87,432.50 and 132,857.75 is: 201,883.53
Step by Step Solution
- Step 1: Write the proportion equation
87,432.50 : 132,857.75 = 132,857.75 : x - Step 2: Convert to fraction form
87,432.50/132,857.75 = 132,857.75/x - Step 3: Cross multiply
87,432.50x = 132,857.75 × 132,857.75 - Step 4: Simplify right side
87,432.50x = 17,651,181,735.06 - Step 5: Solve for x
x = 17,651,181,735.06/87,432.50 - Step 6: Final answer
x = 201,883.53
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Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.