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Finding the Fourth Proportional to 95,252.70, 142,849.88 and 65,859.42

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Solution

The fourth proportional to 95,252.70, 142,849.88 and 65,859.42 is: 98,768.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,252.70 : 142,849.88 = 65,859.42 : x
  2. Step 2: Convert to fraction form
    95,252.70/142,849.88 = 65,859.42/x
  3. Step 3: Cross multiply
    95,252.70x = 142,849.88 × 65,859.42
  4. Step 4: Simplify right side
    95,252.70x = 9,408,010,243.87
  5. Step 5: Solve for x
    x = 9,408,010,243.87/95,252.70
  6. Step 6: Final answer
    x = 98,768.96

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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.