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Finding the Fourth Proportional to 41,137.92, 61,724.16 and 26,354.88

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Solution

The fourth proportional to 41,137.92, 61,724.16 and 26,354.88 is: 39,543.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,137.92 : 61,724.16 = 26,354.88 : x
  2. Step 2: Convert to fraction form
    41,137.92/61,724.16 = 26,354.88/x
  3. Step 3: Cross multiply
    41,137.92x = 61,724.16 × 26,354.88
  4. Step 4: Simplify right side
    41,137.92x = 1,626,732,829.90
  5. Step 5: Solve for x
    x = 1,626,732,829.90/41,137.92
  6. Step 6: Final answer
    x = 39,543.39

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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.