Home / 198,239.94-273,493.26-113,311.44

Finding the Fourth Proportional to 198,239.94, 273,493.26 and 113,311.44

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Solution

The fourth proportional to 198,239.94, 273,493.26 and 113,311.44 is: 156,325.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,239.94 : 273,493.26 = 113,311.44 : x
  2. Step 2: Convert to fraction form
    198,239.94/273,493.26 = 113,311.44/x
  3. Step 3: Cross multiply
    198,239.94x = 273,493.26 × 113,311.44
  4. Step 4: Simplify right side
    198,239.94x = 30,989,915,120.89
  5. Step 5: Solve for x
    x = 30,989,915,120.89/198,239.94
  6. Step 6: Final answer
    x = 156,325.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.