Home / 361,122.82-541,682.88-108,402.22

Finding the Fourth Proportional to 361,122.82, 541,682.88 and 108,402.22

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Solution

The fourth proportional to 361,122.82, 541,682.88 and 108,402.22 is: 162,602.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,122.82 : 541,682.88 = 108,402.22 : x
  2. Step 2: Convert to fraction form
    361,122.82/541,682.88 = 108,402.22/x
  3. Step 3: Cross multiply
    361,122.82x = 541,682.88 × 108,402.22
  4. Step 4: Simplify right side
    361,122.82x = 58,719,626,727.99
  5. Step 5: Solve for x
    x = 58,719,626,727.99/361,122.82
  6. Step 6: Final answer
    x = 162,602.92

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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.