Home / 88,279.20-132,370.20-38,350.80

Finding the Fourth Proportional to 88,279.20, 132,370.20 and 38,350.80

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Solution

The fourth proportional to 88,279.20, 132,370.20 and 38,350.80 is: 57,505.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,279.20 : 132,370.20 = 38,350.80 : x
  2. Step 2: Convert to fraction form
    88,279.20/132,370.20 = 38,350.80/x
  3. Step 3: Cross multiply
    88,279.20x = 132,370.20 × 38,350.80
  4. Step 4: Simplify right side
    88,279.20x = 5,076,503,066.16
  5. Step 5: Solve for x
    x = 5,076,503,066.16/88,279.20
  6. Step 6: Final answer
    x = 57,505.09

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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.