Home / 198,234.09-273,565.67-107,591.14

Finding the Fourth Proportional to 198,234.09, 273,565.67 and 107,591.14

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Solution

The fourth proportional to 198,234.09, 273,565.67 and 107,591.14 is: 148,477.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,234.09 : 273,565.67 = 107,591.14 : x
  2. Step 2: Convert to fraction form
    198,234.09/273,565.67 = 107,591.14/x
  3. Step 3: Cross multiply
    198,234.09x = 273,565.67 × 107,591.14
  4. Step 4: Simplify right side
    198,234.09x = 29,433,242,300.16
  5. Step 5: Solve for x
    x = 29,433,242,300.16/198,234.09
  6. Step 6: Final answer
    x = 148,477.20

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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.