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Finding the Fourth Proportional to 95,344.58, 143,009.92 and 39,169.42

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Solution

The fourth proportional to 95,344.58, 143,009.92 and 39,169.42 is: 58,751.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,344.58 : 143,009.92 = 39,169.42 : x
  2. Step 2: Convert to fraction form
    95,344.58/143,009.92 = 39,169.42/x
  3. Step 3: Cross multiply
    95,344.58x = 143,009.92 × 39,169.42
  4. Step 4: Simplify right side
    95,344.58x = 5,601,615,620.65
  5. Step 5: Solve for x
    x = 5,601,615,620.65/95,344.58
  6. Step 6: Final answer
    x = 58,751.27

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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.