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Finding the Fourth Proportional to 41,194.88, 61,799.49 and 20,149.45

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Solution

The fourth proportional to 41,194.88, 61,799.49 and 20,149.45 is: 30,227.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,194.88 : 61,799.49 = 20,149.45 : x
  2. Step 2: Convert to fraction form
    41,194.88/61,799.49 = 20,149.45/x
  3. Step 3: Cross multiply
    41,194.88x = 61,799.49 × 20,149.45
  4. Step 4: Simplify right side
    41,194.88x = 1,245,225,577.38
  5. Step 5: Solve for x
    x = 1,245,225,577.38/41,194.88
  6. Step 6: Final answer
    x = 30,227.68

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1.5x scale

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.