Home / 198,945.95-298,422.03-110,759.96

Finding the Fourth Proportional to 198,945.95, 298,422.03 and 110,759.96

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Solution

The fourth proportional to 198,945.95, 298,422.03 and 110,759.96 is: 166,141.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,945.95 : 298,422.03 = 110,759.96 : x
  2. Step 2: Convert to fraction form
    198,945.95/298,422.03 = 110,759.96/x
  3. Step 3: Cross multiply
    198,945.95x = 298,422.03 × 110,759.96
  4. Step 4: Simplify right side
    198,945.95x = 33,053,212,105.92
  5. Step 5: Solve for x
    x = 33,053,212,105.92/198,945.95
  6. Step 6: Final answer
    x = 166,141.67

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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.