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Finding the Fourth Proportional to 57,593.21, 79,479.42 and 32,098.86

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Solution

The fourth proportional to 57,593.21, 79,479.42 and 32,098.86 is: 44,296.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,593.21 : 79,479.42 = 32,098.86 : x
  2. Step 2: Convert to fraction form
    57,593.21/79,479.42 = 32,098.86/x
  3. Step 3: Cross multiply
    57,593.21x = 79,479.42 × 32,098.86
  4. Step 4: Simplify right side
    57,593.21x = 2,551,199,193.88
  5. Step 5: Solve for x
    x = 2,551,199,193.88/57,593.21
  6. Step 6: Final answer
    x = 44,296.88

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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.