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Finding the Fourth Proportional to 174,107.01, 261,234.40 and 95,128.97

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Solution

The fourth proportional to 174,107.01, 261,234.40 and 95,128.97 is: 142,733.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,107.01 : 261,234.40 = 95,128.97 : x
  2. Step 2: Convert to fraction form
    174,107.01/261,234.40 = 95,128.97/x
  3. Step 3: Cross multiply
    174,107.01x = 261,234.40 × 95,128.97
  4. Step 4: Simplify right side
    174,107.01x = 24,850,959,400.57
  5. Step 5: Solve for x
    x = 24,850,959,400.57/174,107.01
  6. Step 6: Final answer
    x = 142,733.82

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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.