Home / 129,674.70-194,434.20-50,694.84

Finding the Fourth Proportional to 129,674.70, 194,434.20 and 50,694.84

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Solution

The fourth proportional to 129,674.70, 194,434.20 and 50,694.84 is: 76,011.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,674.70 : 194,434.20 = 50,694.84 : x
  2. Step 2: Convert to fraction form
    129,674.70/194,434.20 = 50,694.84/x
  3. Step 3: Cross multiply
    129,674.70x = 194,434.20 × 50,694.84
  4. Step 4: Simplify right side
    129,674.70x = 9,856,810,659.53
  5. Step 5: Solve for x
    x = 9,856,810,659.53/129,674.70
  6. Step 6: Final answer
    x = 76,011.83

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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.