Home / 361,121.82-541,681.38-108,401.22

Finding the Fourth Proportional to 361,121.82, 541,681.38 and 108,401.22

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Solution

The fourth proportional to 361,121.82, 541,681.38 and 108,401.22 is: 162,601.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,121.82 : 541,681.38 = 108,401.22 : x
  2. Step 2: Convert to fraction form
    361,121.82/541,681.38 = 108,401.22/x
  3. Step 3: Cross multiply
    361,121.82x = 541,681.38 × 108,401.22
  4. Step 4: Simplify right side
    361,121.82x = 58,718,922,443.28
  5. Step 5: Solve for x
    x = 58,718,922,443.28/361,121.82
  6. Step 6: Final answer
    x = 162,601.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.