Home / 84,337.62-126,504.03-25,173.78

Finding the Fourth Proportional to 84,337.62, 126,504.03 and 25,173.78

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Solution

The fourth proportional to 84,337.62, 126,504.03 and 25,173.78 is: 37,759.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,337.62 : 126,504.03 = 25,173.78 : x
  2. Step 2: Convert to fraction form
    84,337.62/126,504.03 = 25,173.78/x
  3. Step 3: Cross multiply
    84,337.62x = 126,504.03 × 25,173.78
  4. Step 4: Simplify right side
    84,337.62x = 3,184,584,620.33
  5. Step 5: Solve for x
    x = 3,184,584,620.33/84,337.62
  6. Step 6: Final answer
    x = 37,759.95

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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.