Home / 199,398.04-275,168.24-108,752.38

Finding the Fourth Proportional to 199,398.04, 275,168.24 and 108,752.38

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Solution

The fourth proportional to 199,398.04, 275,168.24 and 108,752.38 is: 150,077.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,398.04 : 275,168.24 = 108,752.38 : x
  2. Step 2: Convert to fraction form
    199,398.04/275,168.24 = 108,752.38/x
  3. Step 3: Cross multiply
    199,398.04x = 275,168.24 × 108,752.38
  4. Step 4: Simplify right side
    199,398.04x = 29,925,200,456.65
  5. Step 5: Solve for x
    x = 29,925,200,456.65/199,398.04
  6. Step 6: Final answer
    x = 150,077.71

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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.