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Finding the Fourth Proportional to 95,322.48, 142,955.88 and 36,115.44

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Solution

The fourth proportional to 95,322.48, 142,955.88 and 36,115.44 is: 54,162.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,322.48 : 142,955.88 = 36,115.44 : x
  2. Step 2: Convert to fraction form
    95,322.48/142,955.88 = 36,115.44/x
  3. Step 3: Cross multiply
    95,322.48x = 142,955.88 × 36,115.44
  4. Step 4: Simplify right side
    95,322.48x = 5,162,914,506.79
  5. Step 5: Solve for x
    x = 5,162,914,506.79/95,322.48
  6. Step 6: Final answer
    x = 54,162.61

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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.