Home / 199,414.53-275,192.05-108,770.49

Finding the Fourth Proportional to 199,414.53, 275,192.05 and 108,770.49

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Solution

The fourth proportional to 199,414.53, 275,192.05 and 108,770.49 is: 150,103.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,414.53 : 275,192.05 = 108,770.49 : x
  2. Step 2: Convert to fraction form
    199,414.53/275,192.05 = 108,770.49/x
  3. Step 3: Cross multiply
    199,414.53x = 275,192.05 × 108,770.49
  4. Step 4: Simplify right side
    199,414.53x = 29,932,774,122.60
  5. Step 5: Solve for x
    x = 29,932,774,122.60/199,414.53
  6. Step 6: Final answer
    x = 150,103.28

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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.