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Finding the Third Proportional to 57,231.56 and 87,549.19

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Solution

The third proportional to 57,231.56 and 87,549.19 is: 133,927.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,231.56 : 87,549.19 = 87,549.19 : x
  2. Step 2: Convert to fraction form
    57,231.56/87,549.19 = 87,549.19/x
  3. Step 3: Cross multiply
    57,231.56x = 87,549.19 × 87,549.19
  4. Step 4: Simplify right side
    57,231.56x = 7,664,860,231.91
  5. Step 5: Solve for x
    x = 7,664,860,231.91/57,231.56
  6. Step 6: Final answer
    x = 133,927.15

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.