Home / 199,076.28-298,617.15-132,037.89

Finding the Fourth Proportional to 199,076.28, 298,617.15 and 132,037.89

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Solution

The fourth proportional to 199,076.28, 298,617.15 and 132,037.89 is: 198,058.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,076.28 : 298,617.15 = 132,037.89 : x
  2. Step 2: Convert to fraction form
    199,076.28/298,617.15 = 132,037.89/x
  3. Step 3: Cross multiply
    199,076.28x = 298,617.15 × 132,037.89
  4. Step 4: Simplify right side
    199,076.28x = 39,428,777,743.62
  5. Step 5: Solve for x
    x = 39,428,777,743.62/199,076.28
  6. Step 6: Final answer
    x = 198,058.65

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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.