Home / 87,193.25-130,882.03-40,491.17

Finding the Fourth Proportional to 87,193.25, 130,882.03 and 40,491.17

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Solution

The fourth proportional to 87,193.25, 130,882.03 and 40,491.17 is: 60,779.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,193.25 : 130,882.03 = 40,491.17 : x
  2. Step 2: Convert to fraction form
    87,193.25/130,882.03 = 40,491.17/x
  3. Step 3: Cross multiply
    87,193.25x = 130,882.03 × 40,491.17
  4. Step 4: Simplify right side
    87,193.25x = 5,299,565,771.04
  5. Step 5: Solve for x
    x = 5,299,565,771.04/87,193.25
  6. Step 6: Final answer
    x = 60,779.55

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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.