Home / 108,180.06-149,296.56-62,253.78

Finding the Fourth Proportional to 108,180.06, 149,296.56 and 62,253.78

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Solution

The fourth proportional to 108,180.06, 149,296.56 and 62,253.78 is: 85,914.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,180.06 : 149,296.56 = 62,253.78 : x
  2. Step 2: Convert to fraction form
    108,180.06/149,296.56 = 62,253.78/x
  3. Step 3: Cross multiply
    108,180.06x = 149,296.56 × 62,253.78
  4. Step 4: Simplify right side
    108,180.06x = 9,294,275,201.00
  5. Step 5: Solve for x
    x = 9,294,275,201.00/108,180.06
  6. Step 6: Final answer
    x = 85,914.86

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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.