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Finding the Fourth Proportional to 137,461.92, 206,008.20 and 58,554.96

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Solution

The fourth proportional to 137,461.92, 206,008.20 and 58,554.96 is: 87,753.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,461.92 : 206,008.20 = 58,554.96 : x
  2. Step 2: Convert to fraction form
    137,461.92/206,008.20 = 58,554.96/x
  3. Step 3: Cross multiply
    137,461.92x = 206,008.20 × 58,554.96
  4. Step 4: Simplify right side
    137,461.92x = 12,062,801,910.67
  5. Step 5: Solve for x
    x = 12,062,801,910.67/137,461.92
  6. Step 6: Final answer
    x = 87,753.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.