Home / 141,353.97-195,046.38-90,412.26

Finding the Fourth Proportional to 141,353.97, 195,046.38 and 90,412.26

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Solution

The fourth proportional to 141,353.97, 195,046.38 and 90,412.26 is: 124,754.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,353.97 : 195,046.38 = 90,412.26 : x
  2. Step 2: Convert to fraction form
    141,353.97/195,046.38 = 90,412.26/x
  3. Step 3: Cross multiply
    141,353.97x = 195,046.38 × 90,412.26
  4. Step 4: Simplify right side
    141,353.97x = 17,634,584,020.62
  5. Step 5: Solve for x
    x = 17,634,584,020.62/141,353.97
  6. Step 6: Final answer
    x = 124,754.78

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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.