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Finding the Fourth Proportional to 95,979.66, 143,991.99 and 32,800.30

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Solution

The fourth proportional to 95,979.66, 143,991.99 and 32,800.30 is: 49,208.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,979.66 : 143,991.99 = 32,800.30 : x
  2. Step 2: Convert to fraction form
    95,979.66/143,991.99 = 32,800.30/x
  3. Step 3: Cross multiply
    95,979.66x = 143,991.99 × 32,800.30
  4. Step 4: Simplify right side
    95,979.66x = 4,722,980,469.60
  5. Step 5: Solve for x
    x = 4,722,980,469.60/95,979.66
  6. Step 6: Final answer
    x = 49,208.14

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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.