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Finding the Fourth Proportional to 349,234.64, 523,851.71 and 93,067.28

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Solution

The fourth proportional to 349,234.64, 523,851.71 and 93,067.28 is: 139,600.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,234.64 : 523,851.71 = 93,067.28 : x
  2. Step 2: Convert to fraction form
    349,234.64/523,851.71 = 93,067.28/x
  3. Step 3: Cross multiply
    349,234.64x = 523,851.71 × 93,067.28
  4. Step 4: Simplify right side
    349,234.64x = 48,753,452,652.90
  5. Step 5: Solve for x
    x = 48,753,452,652.90/349,234.64
  6. Step 6: Final answer
    x = 139,600.85

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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.