Home / 199,546.27-275,374.68-108,904.15

Finding the Fourth Proportional to 199,546.27, 275,374.68 and 108,904.15

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Solution

The fourth proportional to 199,546.27, 275,374.68 and 108,904.15 is: 150,288.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,546.27 : 275,374.68 = 108,904.15 : x
  2. Step 2: Convert to fraction form
    199,546.27/275,374.68 = 108,904.15/x
  3. Step 3: Cross multiply
    199,546.27x = 275,374.68 × 108,904.15
  4. Step 4: Simplify right side
    199,546.27x = 29,989,445,456.92
  5. Step 5: Solve for x
    x = 29,989,445,456.92/199,546.27
  6. Step 6: Final answer
    x = 150,288.18

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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.