Home / 198,234.59-273,566.36-107,591.64

Finding the Fourth Proportional to 198,234.59, 273,566.36 and 107,591.64

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Solution

The fourth proportional to 198,234.59, 273,566.36 and 107,591.64 is: 148,477.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,234.59 : 273,566.36 = 107,591.64 : x
  2. Step 2: Convert to fraction form
    198,234.59/273,566.36 = 107,591.64/x
  3. Step 3: Cross multiply
    198,234.59x = 273,566.36 × 107,591.64
  4. Step 4: Simplify right side
    198,234.59x = 29,433,453,321.23
  5. Step 5: Solve for x
    x = 29,433,453,321.23/198,234.59
  6. Step 6: Final answer
    x = 148,477.89

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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.