Home / 198,922.60-298,481.10-93,723.40

Finding the Fourth Proportional to 198,922.60, 298,481.10 and 93,723.40

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Solution

The fourth proportional to 198,922.60, 298,481.10 and 93,723.40 is: 140,630.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,922.60 : 298,481.10 = 93,723.40 : x
  2. Step 2: Convert to fraction form
    198,922.60/298,481.10 = 93,723.40/x
  3. Step 3: Cross multiply
    198,922.60x = 298,481.10 × 93,723.40
  4. Step 4: Simplify right side
    198,922.60x = 27,974,663,527.74
  5. Step 5: Solve for x
    x = 27,974,663,527.74/198,922.60
  6. Step 6: Final answer
    x = 140,630.90

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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.