Home / 204,310.08-281,861.28-124,776

Finding the Fourth Proportional to 204,310.08, 281,861.28 and 124,776

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Solution

The fourth proportional to 204,310.08, 281,861.28 and 124,776 is: 172,137.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,310.08 : 281,861.28 = 124,776 : x
  2. Step 2: Convert to fraction form
    204,310.08/281,861.28 = 124,776/x
  3. Step 3: Cross multiply
    204,310.08x = 281,861.28 × 124,776
  4. Step 4: Simplify right side
    204,310.08x = 35,169,523,073.28
  5. Step 5: Solve for x
    x = 35,169,523,073.28/204,310.08
  6. Step 6: Final answer
    x = 172,137.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.