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Finding the Fourth Proportional to 360,775.48, 541,010.97 and 108,091.90

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Solution

The fourth proportional to 360,775.48, 541,010.97 and 108,091.90 is: 162,092.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,775.48 : 541,010.97 = 108,091.90 : x
  2. Step 2: Convert to fraction form
    360,775.48/541,010.97 = 108,091.90/x
  3. Step 3: Cross multiply
    360,775.48x = 541,010.97 × 108,091.90
  4. Step 4: Simplify right side
    360,775.48x = 58,478,900,963.09
  5. Step 5: Solve for x
    x = 58,478,900,963.09/360,775.48
  6. Step 6: Final answer
    x = 162,092.23

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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.