Home / 198,522.22-273,960.45-107,877.97

Finding the Fourth Proportional to 198,522.22, 273,960.45 and 107,877.97

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Solution

The fourth proportional to 198,522.22, 273,960.45 and 107,877.97 is: 148,871.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,522.22 : 273,960.45 = 107,877.97 : x
  2. Step 2: Convert to fraction form
    198,522.22/273,960.45 = 107,877.97/x
  3. Step 3: Cross multiply
    198,522.22x = 273,960.45 × 107,877.97
  4. Step 4: Simplify right side
    198,522.22x = 29,554,295,297.09
  5. Step 5: Solve for x
    x = 29,554,295,297.09/198,522.22
  6. Step 6: Final answer
    x = 148,871.48

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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.