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Finding the Fourth Proportional to 95,893.68, 132,346.08 and 55,073.88

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Solution

The fourth proportional to 95,893.68, 132,346.08 and 55,073.88 is: 76,009.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,893.68 : 132,346.08 = 55,073.88 : x
  2. Step 2: Convert to fraction form
    95,893.68/132,346.08 = 55,073.88/x
  3. Step 3: Cross multiply
    95,893.68x = 132,346.08 × 55,073.88
  4. Step 4: Simplify right side
    95,893.68x = 7,288,812,128.39
  5. Step 5: Solve for x
    x = 7,288,812,128.39/95,893.68
  6. Step 6: Final answer
    x = 76,009.31

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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.