Home / 129,841.97-194,792.13-41,100.80

Finding the Fourth Proportional to 129,841.97, 194,792.13 and 41,100.80

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Solution

The fourth proportional to 129,841.97, 194,792.13 and 41,100.80 is: 61,660.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,841.97 : 194,792.13 = 41,100.80 : x
  2. Step 2: Convert to fraction form
    129,841.97/194,792.13 = 41,100.80/x
  3. Step 3: Cross multiply
    129,841.97x = 194,792.13 × 41,100.80
  4. Step 4: Simplify right side
    129,841.97x = 8,006,111,402.74
  5. Step 5: Solve for x
    x = 8,006,111,402.74/129,841.97
  6. Step 6: Final answer
    x = 61,660.43

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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.