Home / 100,331.26-150,497.19-25,451.42

Finding the Fourth Proportional to 100,331.26, 150,497.19 and 25,451.42

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Solution

The fourth proportional to 100,331.26, 150,497.19 and 25,451.42 is: 38,177.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,331.26 : 150,497.19 = 25,451.42 : x
  2. Step 2: Convert to fraction form
    100,331.26/150,497.19 = 25,451.42/x
  3. Step 3: Cross multiply
    100,331.26x = 150,497.19 × 25,451.42
  4. Step 4: Simplify right side
    100,331.26x = 3,830,366,439.02
  5. Step 5: Solve for x
    x = 3,830,366,439.02/100,331.26
  6. Step 6: Final answer
    x = 38,177.20

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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.