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Finding the Fourth Proportional to 95,160.96, 142,743.94 and 27,690.27

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Solution

The fourth proportional to 95,160.96, 142,743.94 and 27,690.27 is: 41,536.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,160.96 : 142,743.94 = 27,690.27 : x
  2. Step 2: Convert to fraction form
    95,160.96/142,743.94 = 27,690.27/x
  3. Step 3: Cross multiply
    95,160.96x = 142,743.94 × 27,690.27
  4. Step 4: Simplify right side
    95,160.96x = 3,952,618,456.96
  5. Step 5: Solve for x
    x = 3,952,618,456.96/95,160.96
  6. Step 6: Final answer
    x = 41,536.13

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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.