Home / 178,961.53-268,426.91-84,169.43

Finding the Fourth Proportional to 178,961.53, 268,426.91 and 84,169.43

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Solution

The fourth proportional to 178,961.53, 268,426.91 and 84,169.43 is: 126,246.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,961.53 : 268,426.91 = 84,169.43 : x
  2. Step 2: Convert to fraction form
    178,961.53/268,426.91 = 84,169.43/x
  3. Step 3: Cross multiply
    178,961.53x = 268,426.91 × 84,169.43
  4. Step 4: Simplify right side
    178,961.53x = 22,593,339,886.25
  5. Step 5: Solve for x
    x = 22,593,339,886.25/178,961.53
  6. Step 6: Final answer
    x = 126,246.91

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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.