Home / 56,372.20-84,497.28-36,664.90

Finding the Fourth Proportional to 56,372.20, 84,497.28 and 36,664.90

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Solution

The fourth proportional to 56,372.20, 84,497.28 and 36,664.90 is: 54,957.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,372.20 : 84,497.28 = 36,664.90 : x
  2. Step 2: Convert to fraction form
    56,372.20/84,497.28 = 36,664.90/x
  3. Step 3: Cross multiply
    56,372.20x = 84,497.28 × 36,664.90
  4. Step 4: Simplify right side
    56,372.20x = 3,098,084,321.47
  5. Step 5: Solve for x
    x = 3,098,084,321.47/56,372.20
  6. Step 6: Final answer
    x = 54,957.66

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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.