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Finding the Fourth Proportional to 63,873.66, 95,811.09 and 22,320.78

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Solution

The fourth proportional to 63,873.66, 95,811.09 and 22,320.78 is: 33,481.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,873.66 : 95,811.09 = 22,320.78 : x
  2. Step 2: Convert to fraction form
    63,873.66/95,811.09 = 22,320.78/x
  3. Step 3: Cross multiply
    63,873.66x = 95,811.09 × 22,320.78
  4. Step 4: Simplify right side
    63,873.66x = 2,138,578,261.45
  5. Step 5: Solve for x
    x = 2,138,578,261.45/63,873.66
  6. Step 6: Final answer
    x = 33,481.38

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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.