Home / 129,800.52-194,617.08-50,922.72

Finding the Fourth Proportional to 129,800.52, 194,617.08 and 50,922.72

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Solution

The fourth proportional to 129,800.52, 194,617.08 and 50,922.72 is: 76,351.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,800.52 : 194,617.08 = 50,922.72 : x
  2. Step 2: Convert to fraction form
    129,800.52/194,617.08 = 50,922.72/x
  3. Step 3: Cross multiply
    129,800.52x = 194,617.08 × 50,922.72
  4. Step 4: Simplify right side
    129,800.52x = 9,910,431,072.06
  5. Step 5: Solve for x
    x = 9,910,431,072.06/129,800.52
  6. Step 6: Final answer
    x = 76,351.24

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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.