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Finding the Fourth Proportional to 95,101.65, 131,376.98 and 75,956.29

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Solution

The fourth proportional to 95,101.65, 131,376.98 and 75,956.29 is: 104,928.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,101.65 : 131,376.98 = 75,956.29 : x
  2. Step 2: Convert to fraction form
    95,101.65/131,376.98 = 75,956.29/x
  3. Step 3: Cross multiply
    95,101.65x = 131,376.98 × 75,956.29
  4. Step 4: Simplify right side
    95,101.65x = 9,978,907,853.65
  5. Step 5: Solve for x
    x = 9,978,907,853.65/95,101.65
  6. Step 6: Final answer
    x = 104,928.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.