Home / 127,273.20-190,909.80-44,167.20

Finding the Fourth Proportional to 127,273.20, 190,909.80 and 44,167.20

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Solution

The fourth proportional to 127,273.20, 190,909.80 and 44,167.20 is: 66,250.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,273.20 : 190,909.80 = 44,167.20 : x
  2. Step 2: Convert to fraction form
    127,273.20/190,909.80 = 44,167.20/x
  3. Step 3: Cross multiply
    127,273.20x = 190,909.80 × 44,167.20
  4. Step 4: Simplify right side
    127,273.20x = 8,431,951,318.56
  5. Step 5: Solve for x
    x = 8,431,951,318.56/127,273.20
  6. Step 6: Final answer
    x = 66,250.80

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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.