Home / 193,872.96-267,568.80-108,990.12

Finding the Fourth Proportional to 193,872.96, 267,568.80 and 108,990.12

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Solution

The fourth proportional to 193,872.96, 267,568.80 and 108,990.12 is: 150,419.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,872.96 : 267,568.80 = 108,990.12 : x
  2. Step 2: Convert to fraction form
    193,872.96/267,568.80 = 108,990.12/x
  3. Step 3: Cross multiply
    193,872.96x = 267,568.80 × 108,990.12
  4. Step 4: Simplify right side
    193,872.96x = 29,162,355,620.26
  5. Step 5: Solve for x
    x = 29,162,355,620.26/193,872.96
  6. Step 6: Final answer
    x = 150,419.92

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1.5x scale

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.