Home / 198,814.56-298,295.04-92,249.52

Finding the Fourth Proportional to 198,814.56, 298,295.04 and 92,249.52

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Solution

The fourth proportional to 198,814.56, 298,295.04 and 92,249.52 is: 138,408.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,814.56 : 298,295.04 = 92,249.52 : x
  2. Step 2: Convert to fraction form
    198,814.56/298,295.04 = 92,249.52/x
  3. Step 3: Cross multiply
    198,814.56x = 298,295.04 × 92,249.52
  4. Step 4: Simplify right side
    198,814.56x = 27,517,574,258.38
  5. Step 5: Solve for x
    x = 27,517,574,258.38/198,814.56
  6. Step 6: Final answer
    x = 138,408.24

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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.