Home / 199,233.60-298,850.40-132,763.20

Finding the Fourth Proportional to 199,233.60, 298,850.40 and 132,763.20

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Solution

The fourth proportional to 199,233.60, 298,850.40 and 132,763.20 is: 199,144.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,233.60 : 298,850.40 = 132,763.20 : x
  2. Step 2: Convert to fraction form
    199,233.60/298,850.40 = 132,763.20/x
  3. Step 3: Cross multiply
    199,233.60x = 298,850.40 × 132,763.20
  4. Step 4: Simplify right side
    199,233.60x = 39,676,335,425.28
  5. Step 5: Solve for x
    x = 39,676,335,425.28/199,233.60
  6. Step 6: Final answer
    x = 199,144.80

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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.