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Finding the Fourth Proportional to 361,664.57, 542,519.41 and 95,425.34

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Solution

The fourth proportional to 361,664.57, 542,519.41 and 95,425.34 is: 143,143.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,664.57 : 542,519.41 = 95,425.34 : x
  2. Step 2: Convert to fraction form
    361,664.57/542,519.41 = 95,425.34/x
  3. Step 3: Cross multiply
    361,664.57x = 542,519.41 × 95,425.34
  4. Step 4: Simplify right side
    361,664.57x = 51,770,100,273.58
  5. Step 5: Solve for x
    x = 51,770,100,273.58/361,664.57
  6. Step 6: Final answer
    x = 143,143.96

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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.