Home / 198,954.12-298,434.27-110,768.14

Finding the Fourth Proportional to 198,954.12, 298,434.27 and 110,768.14

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Solution

The fourth proportional to 198,954.12, 298,434.27 and 110,768.14 is: 166,153.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,954.12 : 298,434.27 = 110,768.14 : x
  2. Step 2: Convert to fraction form
    198,954.12/298,434.27 = 110,768.14/x
  3. Step 3: Cross multiply
    198,954.12x = 298,434.27 × 110,768.14
  4. Step 4: Simplify right side
    198,954.12x = 33,057,007,507.99
  5. Step 5: Solve for x
    x = 33,057,007,507.99/198,954.12
  6. Step 6: Final answer
    x = 166,153.92

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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.