Home / 129,563.62-194,361.82-50,667.58

Finding the Fourth Proportional to 129,563.62, 194,361.82 and 50,667.58

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Solution

The fourth proportional to 129,563.62, 194,361.82 and 50,667.58 is: 76,007.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,563.62 : 194,361.82 = 50,667.58 : x
  2. Step 2: Convert to fraction form
    129,563.62/194,361.82 = 50,667.58/x
  3. Step 3: Cross multiply
    129,563.62x = 194,361.82 × 50,667.58
  4. Step 4: Simplify right side
    129,563.62x = 9,847,843,063.80
  5. Step 5: Solve for x
    x = 9,847,843,063.80/129,563.62
  6. Step 6: Final answer
    x = 76,007.78

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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.