Home / 129,956.89-194,778.25-63,297.13

Finding the Fourth Proportional to 129,956.89, 194,778.25 and 63,297.13

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Solution

The fourth proportional to 129,956.89, 194,778.25 and 63,297.13 is: 94,869.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,956.89 : 194,778.25 = 63,297.13 : x
  2. Step 2: Convert to fraction form
    129,956.89/194,778.25 = 63,297.13/x
  3. Step 3: Cross multiply
    129,956.89x = 194,778.25 × 63,297.13
  4. Step 4: Simplify right side
    129,956.89x = 12,328,902,921.05
  5. Step 5: Solve for x
    x = 12,328,902,921.05/129,956.89
  6. Step 6: Final answer
    x = 94,869.18

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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.