Home / 129,691.24-194,553.86-50,795.21

Finding the Fourth Proportional to 129,691.24, 194,553.86 and 50,795.21

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Solution

The fourth proportional to 129,691.24, 194,553.86 and 50,795.21 is: 76,199.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,691.24 : 194,553.86 = 50,795.21 : x
  2. Step 2: Convert to fraction form
    129,691.24/194,553.86 = 50,795.21/x
  3. Step 3: Cross multiply
    129,691.24x = 194,553.86 × 50,795.21
  4. Step 4: Simplify right side
    129,691.24x = 9,882,404,407.42
  5. Step 5: Solve for x
    x = 9,882,404,407.42/129,691.24
  6. Step 6: Final answer
    x = 76,199.48

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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.