Home / 198,243.02-273,568.05-107,597.04

Finding the Fourth Proportional to 198,243.02, 273,568.05 and 107,597.04

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Solution

The fourth proportional to 198,243.02, 273,568.05 and 107,597.04 is: 148,479.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,243.02 : 273,568.05 = 107,597.04 : x
  2. Step 2: Convert to fraction form
    198,243.02/273,568.05 = 107,597.04/x
  3. Step 3: Cross multiply
    198,243.02x = 273,568.05 × 107,597.04
  4. Step 4: Simplify right side
    198,243.02x = 29,435,112,418.57
  5. Step 5: Solve for x
    x = 29,435,112,418.57/198,243.02
  6. Step 6: Final answer
    x = 148,479.95

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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.