Home / 141,456.41-195,175.58-89,754.68

Finding the Fourth Proportional to 141,456.41, 195,175.58 and 89,754.68

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Solution

The fourth proportional to 141,456.41, 195,175.58 and 89,754.68 is: 123,839.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,456.41 : 195,175.58 = 89,754.68 : x
  2. Step 2: Convert to fraction form
    141,456.41/195,175.58 = 89,754.68/x
  3. Step 3: Cross multiply
    141,456.41x = 195,175.58 × 89,754.68
  4. Step 4: Simplify right side
    141,456.41x = 17,517,921,765.88
  5. Step 5: Solve for x
    x = 17,517,921,765.88/141,456.41
  6. Step 6: Final answer
    x = 123,839.72

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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.