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Finding the Fourth Proportional to 95,342.58, 143,006.92 and 39,167.42

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Solution

The fourth proportional to 95,342.58, 143,006.92 and 39,167.42 is: 58,748.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,342.58 : 143,006.92 = 39,167.42 : x
  2. Step 2: Convert to fraction form
    95,342.58/143,006.92 = 39,167.42/x
  3. Step 3: Cross multiply
    95,342.58x = 143,006.92 × 39,167.42
  4. Step 4: Simplify right side
    95,342.58x = 5,601,212,098.55
  5. Step 5: Solve for x
    x = 5,601,212,098.55/95,342.58
  6. Step 6: Final answer
    x = 58,748.27

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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.