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Finding the Fourth Proportional to 32,131.20, 48,139.20 and 27,523.20

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Solution

The fourth proportional to 32,131.20, 48,139.20 and 27,523.20 is: 41,235.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,131.20 : 48,139.20 = 27,523.20 : x
  2. Step 2: Convert to fraction form
    32,131.20/48,139.20 = 27,523.20/x
  3. Step 3: Cross multiply
    32,131.20x = 48,139.20 × 27,523.20
  4. Step 4: Simplify right side
    32,131.20x = 1,324,944,829.44
  5. Step 5: Solve for x
    x = 1,324,944,829.44/32,131.20
  6. Step 6: Final answer
    x = 41,235.46

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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.