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Finding the Fourth Proportional to 57,753.29, 79,697.15 and 32,259.53

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Solution

The fourth proportional to 57,753.29, 79,697.15 and 32,259.53 is: 44,516.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,753.29 : 79,697.15 = 32,259.53 : x
  2. Step 2: Convert to fraction form
    57,753.29/79,697.15 = 32,259.53/x
  3. Step 3: Cross multiply
    57,753.29x = 79,697.15 × 32,259.53
  4. Step 4: Simplify right side
    57,753.29x = 2,570,992,760.26
  5. Step 5: Solve for x
    x = 2,570,992,760.26/57,753.29
  6. Step 6: Final answer
    x = 44,516.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.