Home / 198,238.44-273,573.12-112,197.42

Finding the Fourth Proportional to 198,238.44, 273,573.12 and 112,197.42

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Solution

The fourth proportional to 198,238.44, 273,573.12 and 112,197.42 is: 154,834.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,238.44 : 273,573.12 = 112,197.42 : x
  2. Step 2: Convert to fraction form
    198,238.44/273,573.12 = 112,197.42/x
  3. Step 3: Cross multiply
    198,238.44x = 273,573.12 × 112,197.42
  4. Step 4: Simplify right side
    198,238.44x = 30,694,198,245.35
  5. Step 5: Solve for x
    x = 30,694,198,245.35/198,238.44
  6. Step 6: Final answer
    x = 154,834.74

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1.5x scale

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.