Home / 50,761.35-76,123.80-25,793.10

Finding the Fourth Proportional to 50,761.35, 76,123.80 and 25,793.10

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Solution

The fourth proportional to 50,761.35, 76,123.80 and 25,793.10 is: 38,680.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,761.35 : 76,123.80 = 25,793.10 : x
  2. Step 2: Convert to fraction form
    50,761.35/76,123.80 = 25,793.10/x
  3. Step 3: Cross multiply
    50,761.35x = 76,123.80 × 25,793.10
  4. Step 4: Simplify right side
    50,761.35x = 1,963,468,785.78
  5. Step 5: Solve for x
    x = 1,963,468,785.78/50,761.35
  6. Step 6: Final answer
    x = 38,680.39

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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.