Home / 94,219.60-141,329.40-88,387.60

Finding the Fourth Proportional to 94,219.60, 141,329.40 and 88,387.60

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Solution

The fourth proportional to 94,219.60, 141,329.40 and 88,387.60 is: 132,581.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,219.60 : 141,329.40 = 88,387.60 : x
  2. Step 2: Convert to fraction form
    94,219.60/141,329.40 = 88,387.60/x
  3. Step 3: Cross multiply
    94,219.60x = 141,329.40 × 88,387.60
  4. Step 4: Simplify right side
    94,219.60x = 12,491,766,475.44
  5. Step 5: Solve for x
    x = 12,491,766,475.44/94,219.60
  6. Step 6: Final answer
    x = 132,581.40

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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.