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Finding the Fourth Proportional to 48,649.74, 72,951.92 and 25,269.90

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Solution

The fourth proportional to 48,649.74, 72,951.92 and 25,269.90 is: 37,893.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,649.74 : 72,951.92 = 25,269.90 : x
  2. Step 2: Convert to fraction form
    48,649.74/72,951.92 = 25,269.90/x
  3. Step 3: Cross multiply
    48,649.74x = 72,951.92 × 25,269.90
  4. Step 4: Simplify right side
    48,649.74x = 1,843,487,723.21
  5. Step 5: Solve for x
    x = 1,843,487,723.21/48,649.74
  6. Step 6: Final answer
    x = 37,893.06

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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.