Home / 141,318.20-194,937.86-88,234.04

Finding the Fourth Proportional to 141,318.20, 194,937.86 and 88,234.04

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Solution

The fourth proportional to 141,318.20, 194,937.86 and 88,234.04 is: 121,712.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,318.20 : 194,937.86 = 88,234.04 : x
  2. Step 2: Convert to fraction form
    141,318.20/194,937.86 = 88,234.04/x
  3. Step 3: Cross multiply
    141,318.20x = 194,937.86 × 88,234.04
  4. Step 4: Simplify right side
    141,318.20x = 17,200,154,936.75
  5. Step 5: Solve for x
    x = 17,200,154,936.75/141,318.20
  6. Step 6: Final answer
    x = 121,712.24

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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.