Home / 88,002.10-132,003.15-28,839.70

Finding the Fourth Proportional to 88,002.10, 132,003.15 and 28,839.70

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Solution

The fourth proportional to 88,002.10, 132,003.15 and 28,839.70 is: 43,259.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,002.10 : 132,003.15 = 28,839.70 : x
  2. Step 2: Convert to fraction form
    88,002.10/132,003.15 = 28,839.70/x
  3. Step 3: Cross multiply
    88,002.10x = 132,003.15 × 28,839.70
  4. Step 4: Simplify right side
    88,002.10x = 3,806,931,245.06
  5. Step 5: Solve for x
    x = 3,806,931,245.06/88,002.10
  6. Step 6: Final answer
    x = 43,259.55

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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.