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Finding the Fourth Proportional to 50,959.38, 76,339.56 and 33,375.90

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Solution

The fourth proportional to 50,959.38, 76,339.56 and 33,375.90 is: 49,998.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,959.38 : 76,339.56 = 33,375.90 : x
  2. Step 2: Convert to fraction form
    50,959.38/76,339.56 = 33,375.90/x
  3. Step 3: Cross multiply
    50,959.38x = 76,339.56 × 33,375.90
  4. Step 4: Simplify right side
    50,959.38x = 2,547,901,520.60
  5. Step 5: Solve for x
    x = 2,547,901,520.60/50,959.38
  6. Step 6: Final answer
    x = 49,998.68

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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.