Home / 79,306.18-118,966.25-22,380.59

Finding the Fourth Proportional to 79,306.18, 118,966.25 and 22,380.59

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Solution

The fourth proportional to 79,306.18, 118,966.25 and 22,380.59 is: 33,572.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,306.18 : 118,966.25 = 22,380.59 : x
  2. Step 2: Convert to fraction form
    79,306.18/118,966.25 = 22,380.59/x
  3. Step 3: Cross multiply
    79,306.18x = 118,966.25 × 22,380.59
  4. Step 4: Simplify right side
    79,306.18x = 2,662,534,865.09
  5. Step 5: Solve for x
    x = 2,662,534,865.09/79,306.18
  6. Step 6: Final answer
    x = 33,572.85

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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.