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Finding the Fourth Proportional to 95,506.71, 131,839.65 and 64,468.68

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Solution

The fourth proportional to 95,506.71, 131,839.65 and 64,468.68 is: 88,994.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,506.71 : 131,839.65 = 64,468.68 : x
  2. Step 2: Convert to fraction form
    95,506.71/131,839.65 = 64,468.68/x
  3. Step 3: Cross multiply
    95,506.71x = 131,839.65 × 64,468.68
  4. Step 4: Simplify right side
    95,506.71x = 8,499,528,207.16
  5. Step 5: Solve for x
    x = 8,499,528,207.16/95,506.71
  6. Step 6: Final answer
    x = 88,994.04

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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.