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Finding the Fourth Proportional to 57,606.80, 79,494.62 and 32,115.96

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Solution

The fourth proportional to 57,606.80, 79,494.62 and 32,115.96 is: 44,318.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,606.80 : 79,494.62 = 32,115.96 : x
  2. Step 2: Convert to fraction form
    57,606.80/79,494.62 = 32,115.96/x
  3. Step 3: Cross multiply
    57,606.80x = 79,494.62 × 32,115.96
  4. Step 4: Simplify right side
    57,606.80x = 2,553,045,875.56
  5. Step 5: Solve for x
    x = 2,553,045,875.56/57,606.80
  6. Step 6: Final answer
    x = 44,318.48

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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.