Home / 129,956.56-194,952.68-45,697.44

Finding the Fourth Proportional to 129,956.56, 194,952.68 and 45,697.44

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Solution

The fourth proportional to 129,956.56, 194,952.68 and 45,697.44 is: 68,552.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,956.56 : 194,952.68 = 45,697.44 : x
  2. Step 2: Convert to fraction form
    129,956.56/194,952.68 = 45,697.44/x
  3. Step 3: Cross multiply
    129,956.56x = 194,952.68 × 45,697.44
  4. Step 4: Simplify right side
    129,956.56x = 8,908,838,397.14
  5. Step 5: Solve for x
    x = 8,908,838,397.14/129,956.56
  6. Step 6: Final answer
    x = 68,552.43

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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.