Home / 179,253.76-268,937.14-84,480.10

Finding the Fourth Proportional to 179,253.76, 268,937.14 and 84,480.10

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Solution

The fourth proportional to 179,253.76, 268,937.14 and 84,480.10 is: 126,746.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,253.76 : 268,937.14 = 84,480.10 : x
  2. Step 2: Convert to fraction form
    179,253.76/268,937.14 = 84,480.10/x
  3. Step 3: Cross multiply
    179,253.76x = 268,937.14 × 84,480.10
  4. Step 4: Simplify right side
    179,253.76x = 22,719,836,480.91
  5. Step 5: Solve for x
    x = 22,719,836,480.91/179,253.76
  6. Step 6: Final answer
    x = 126,746.78

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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.