Home / 61,439.60-84,789.42-34,591.34

Finding the Fourth Proportional to 61,439.60, 84,789.42 and 34,591.34

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Solution

The fourth proportional to 61,439.60, 84,789.42 and 34,591.34 is: 47,737.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,439.60 : 84,789.42 = 34,591.34 : x
  2. Step 2: Convert to fraction form
    61,439.60/84,789.42 = 34,591.34/x
  3. Step 3: Cross multiply
    61,439.60x = 84,789.42 × 34,591.34
  4. Step 4: Simplify right side
    61,439.60x = 2,932,979,655.62
  5. Step 5: Solve for x
    x = 2,932,979,655.62/61,439.60
  6. Step 6: Final answer
    x = 47,737.61

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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.