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Finding the Fourth Proportional to 108,148.73, 162,223.46 and 33,268.37

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Solution

The fourth proportional to 108,148.73, 162,223.46 and 33,268.37 is: 49,902.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,148.73 : 162,223.46 = 33,268.37 : x
  2. Step 2: Convert to fraction form
    108,148.73/162,223.46 = 33,268.37/x
  3. Step 3: Cross multiply
    108,148.73x = 162,223.46 × 33,268.37
  4. Step 4: Simplify right side
    108,148.73x = 5,396,909,112.50
  5. Step 5: Solve for x
    x = 5,396,909,112.50/108,148.73
  6. Step 6: Final answer
    x = 49,902.66

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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.