Home / 141,473.60-195,198.24-91,112

Finding the Fourth Proportional to 141,473.60, 195,198.24 and 91,112

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Solution

The fourth proportional to 141,473.60, 195,198.24 and 91,112 is: 125,711.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,473.60 : 195,198.24 = 91,112 : x
  2. Step 2: Convert to fraction form
    141,473.60/195,198.24 = 91,112/x
  3. Step 3: Cross multiply
    141,473.60x = 195,198.24 × 91,112
  4. Step 4: Simplify right side
    141,473.60x = 17,784,902,042.88
  5. Step 5: Solve for x
    x = 17,784,902,042.88/141,473.60
  6. Step 6: Final answer
    x = 125,711.81

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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.