Home / 148,164.97-204,466.09-80,180.47

Finding the Fourth Proportional to 148,164.97, 204,466.09 and 80,180.47

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Solution

The fourth proportional to 148,164.97, 204,466.09 and 80,180.47 is: 110,648.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,164.97 : 204,466.09 = 80,180.47 : x
  2. Step 2: Convert to fraction form
    148,164.97/204,466.09 = 80,180.47/x
  3. Step 3: Cross multiply
    148,164.97x = 204,466.09 × 80,180.47
  4. Step 4: Simplify right side
    148,164.97x = 16,394,187,195.26
  5. Step 5: Solve for x
    x = 16,394,187,195.26/148,164.97
  6. Step 6: Final answer
    x = 110,648.20

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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.