Home / 198,944.95-298,420.53-110,758.96

Finding the Fourth Proportional to 198,944.95, 298,420.53 and 110,758.96

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Solution

The fourth proportional to 198,944.95, 298,420.53 and 110,758.96 is: 166,140.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,944.95 : 298,420.53 = 110,758.96 : x
  2. Step 2: Convert to fraction form
    198,944.95/298,420.53 = 110,758.96/x
  3. Step 3: Cross multiply
    198,944.95x = 298,420.53 × 110,758.96
  4. Step 4: Simplify right side
    198,944.95x = 33,052,747,545.45
  5. Step 5: Solve for x
    x = 33,052,747,545.45/198,944.95
  6. Step 6: Final answer
    x = 166,140.17

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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.