Home / 89,648.20-134,472.30-27,310.60

Finding the Fourth Proportional to 89,648.20, 134,472.30 and 27,310.60

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Solution

The fourth proportional to 89,648.20, 134,472.30 and 27,310.60 is: 40,965.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,648.20 : 134,472.30 = 27,310.60 : x
  2. Step 2: Convert to fraction form
    89,648.20/134,472.30 = 27,310.60/x
  3. Step 3: Cross multiply
    89,648.20x = 134,472.30 × 27,310.60
  4. Step 4: Simplify right side
    89,648.20x = 3,672,519,196.38
  5. Step 5: Solve for x
    x = 3,672,519,196.38/89,648.20
  6. Step 6: Final answer
    x = 40,965.90

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Similar ratio
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1.5x scale

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.