Home / 129,562.27-194,447.09-67,250.59

Finding the Fourth Proportional to 129,562.27, 194,447.09 and 67,250.59

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Solution

The fourth proportional to 129,562.27, 194,447.09 and 67,250.59 is: 100,929.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,562.27 : 194,447.09 = 67,250.59 : x
  2. Step 2: Convert to fraction form
    129,562.27/194,447.09 = 67,250.59/x
  3. Step 3: Cross multiply
    129,562.27x = 194,447.09 × 67,250.59
  4. Step 4: Simplify right side
    129,562.27x = 13,076,681,526.28
  5. Step 5: Solve for x
    x = 13,076,681,526.28/129,562.27
  6. Step 6: Final answer
    x = 100,929.70

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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.