Home / 198,093.52-273,367.46-107,449.25

Finding the Fourth Proportional to 198,093.52, 273,367.46 and 107,449.25

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Solution

The fourth proportional to 198,093.52, 273,367.46 and 107,449.25 is: 148,279.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,093.52 : 273,367.46 = 107,449.25 : x
  2. Step 2: Convert to fraction form
    198,093.52/273,367.46 = 107,449.25/x
  3. Step 3: Cross multiply
    198,093.52x = 273,367.46 × 107,449.25
  4. Step 4: Simplify right side
    198,093.52x = 29,373,128,014.16
  5. Step 5: Solve for x
    x = 29,373,128,014.16/198,093.52
  6. Step 6: Final answer
    x = 148,279.10

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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.