Home / 129,975.26-194,923.20-55,094

Finding the Fourth Proportional to 129,975.26, 194,923.20 and 55,094

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Solution

The fourth proportional to 129,975.26, 194,923.20 and 55,094 is: 82,624.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,975.26 : 194,923.20 = 55,094 : x
  2. Step 2: Convert to fraction form
    129,975.26/194,923.20 = 55,094/x
  3. Step 3: Cross multiply
    129,975.26x = 194,923.20 × 55,094
  4. Step 4: Simplify right side
    129,975.26x = 10,739,098,780.80
  5. Step 5: Solve for x
    x = 10,739,098,780.80/129,975.26
  6. Step 6: Final answer
    x = 82,624.18

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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.