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Finding the Fourth Proportional to 95,963.32, 143,940.80 and 32,789.08

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Solution

The fourth proportional to 95,963.32, 143,940.80 and 32,789.08 is: 49,182.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,963.32 : 143,940.80 = 32,789.08 : x
  2. Step 2: Convert to fraction form
    95,963.32/143,940.80 = 32,789.08/x
  3. Step 3: Cross multiply
    95,963.32x = 143,940.80 × 32,789.08
  4. Step 4: Simplify right side
    95,963.32x = 4,719,686,406.46
  5. Step 5: Solve for x
    x = 4,719,686,406.46/95,963.32
  6. Step 6: Final answer
    x = 49,182.19

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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.