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Finding the Fourth Proportional to 57,559.29, 86,351.30 and 32,611.29

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Solution

The fourth proportional to 57,559.29, 86,351.30 and 32,611.29 is: 48,923.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,559.29 : 86,351.30 = 32,611.29 : x
  2. Step 2: Convert to fraction form
    57,559.29/86,351.30 = 32,611.29/x
  3. Step 3: Cross multiply
    57,559.29x = 86,351.30 × 32,611.29
  4. Step 4: Simplify right side
    57,559.29x = 2,816,027,123.12
  5. Step 5: Solve for x
    x = 2,816,027,123.12/57,559.29
  6. Step 6: Final answer
    x = 48,923.94

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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.