Home / 108,169.44-149,273.19-60,422.64

Finding the Fourth Proportional to 108,169.44, 149,273.19 and 60,422.64

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Solution

The fourth proportional to 108,169.44, 149,273.19 and 60,422.64 is: 83,382.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,169.44 : 149,273.19 = 60,422.64 : x
  2. Step 2: Convert to fraction form
    108,169.44/149,273.19 = 60,422.64/x
  3. Step 3: Cross multiply
    108,169.44x = 149,273.19 × 60,422.64
  4. Step 4: Simplify right side
    108,169.44x = 9,019,480,221.02
  5. Step 5: Solve for x
    x = 9,019,480,221.02/108,169.44
  6. Step 6: Final answer
    x = 83,382.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.