Home / 84,248.60-126,337.77-34,294.79

Finding the Fourth Proportional to 84,248.60, 126,337.77 and 34,294.79

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Solution

The fourth proportional to 84,248.60, 126,337.77 and 34,294.79 is: 51,427.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,248.60 : 126,337.77 = 34,294.79 : x
  2. Step 2: Convert to fraction form
    84,248.60/126,337.77 = 34,294.79/x
  3. Step 3: Cross multiply
    84,248.60x = 126,337.77 × 34,294.79
  4. Step 4: Simplify right side
    84,248.60x = 4,332,726,799.96
  5. Step 5: Solve for x
    x = 4,332,726,799.96/84,248.60
  6. Step 6: Final answer
    x = 51,427.88

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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.