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Finding the Fourth Proportional to 95,657.84, 143,481.64 and 29,092.78

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Solution

The fourth proportional to 95,657.84, 143,481.64 and 29,092.78 is: 43,637.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,657.84 : 143,481.64 = 29,092.78 : x
  2. Step 2: Convert to fraction form
    95,657.84/143,481.64 = 29,092.78/x
  3. Step 3: Cross multiply
    95,657.84x = 143,481.64 × 29,092.78
  4. Step 4: Simplify right side
    95,657.84x = 4,174,279,871.37
  5. Step 5: Solve for x
    x = 4,174,279,871.37/95,657.84
  6. Step 6: Final answer
    x = 43,637.61

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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.