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Finding the Fourth Proportional to 48,776.68, 73,163.99 and 22,481.42

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Solution

The fourth proportional to 48,776.68, 73,163.99 and 22,481.42 is: 33,721.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,776.68 : 73,163.99 = 22,481.42 : x
  2. Step 2: Convert to fraction form
    48,776.68/73,163.99 = 22,481.42/x
  3. Step 3: Cross multiply
    48,776.68x = 73,163.99 × 22,481.42
  4. Step 4: Simplify right side
    48,776.68x = 1,644,830,078.45
  5. Step 5: Solve for x
    x = 1,644,830,078.45/48,776.68
  6. Step 6: Final answer
    x = 33,721.65

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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.