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Finding the Fourth Proportional to 48,731.52, 67,249.50 and 26,375.52

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Solution

The fourth proportional to 48,731.52, 67,249.50 and 26,375.52 is: 36,398.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,731.52 : 67,249.50 = 26,375.52 : x
  2. Step 2: Convert to fraction form
    48,731.52/67,249.50 = 26,375.52/x
  3. Step 3: Cross multiply
    48,731.52x = 67,249.50 × 26,375.52
  4. Step 4: Simplify right side
    48,731.52x = 1,773,740,532.24
  5. Step 5: Solve for x
    x = 1,773,740,532.24/48,731.52
  6. Step 6: Final answer
    x = 36,398.22

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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.