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Finding the Fourth Proportional to 57,575.56, 79,461.84 and 32,429.92

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Solution

The fourth proportional to 57,575.56, 79,461.84 and 32,429.92 is: 44,757.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,575.56 : 79,461.84 = 32,429.92 : x
  2. Step 2: Convert to fraction form
    57,575.56/79,461.84 = 32,429.92/x
  3. Step 3: Cross multiply
    57,575.56x = 79,461.84 × 32,429.92
  4. Step 4: Simplify right side
    57,575.56x = 2,576,941,114.25
  5. Step 5: Solve for x
    x = 2,576,941,114.25/57,575.56
  6. Step 6: Final answer
    x = 44,757.55

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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.