Home / 67,144.62-100,802.56-41,882.96

Finding the Fourth Proportional to 67,144.62, 100,802.56 and 41,882.96

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Solution

The fourth proportional to 67,144.62, 100,802.56 and 41,882.96 is: 62,877.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,144.62 : 100,802.56 = 41,882.96 : x
  2. Step 2: Convert to fraction form
    67,144.62/100,802.56 = 41,882.96/x
  3. Step 3: Cross multiply
    67,144.62x = 100,802.56 × 41,882.96
  4. Step 4: Simplify right side
    67,144.62x = 4,221,909,588.38
  5. Step 5: Solve for x
    x = 4,221,909,588.38/67,144.62
  6. Step 6: Final answer
    x = 62,877.85

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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.