Home / 129,694.86-194,629.80-50,799.24

Finding the Fourth Proportional to 129,694.86, 194,629.80 and 50,799.24

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Solution

The fourth proportional to 129,694.86, 194,629.80 and 50,799.24 is: 76,233.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,694.86 : 194,629.80 = 50,799.24 : x
  2. Step 2: Convert to fraction form
    129,694.86/194,629.80 = 50,799.24/x
  3. Step 3: Cross multiply
    129,694.86x = 194,629.80 × 50,799.24
  4. Step 4: Simplify right side
    129,694.86x = 9,887,045,921.35
  5. Step 5: Solve for x
    x = 9,887,045,921.35/129,694.86
  6. Step 6: Final answer
    x = 76,233.14

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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.