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Finding the Fourth Proportional to 73,183.68, 100,992.60 and 44,493.84

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Solution

The fourth proportional to 73,183.68, 100,992.60 and 44,493.84 is: 61,400.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,183.68 : 100,992.60 = 44,493.84 : x
  2. Step 2: Convert to fraction form
    73,183.68/100,992.60 = 44,493.84/x
  3. Step 3: Cross multiply
    73,183.68x = 100,992.60 × 44,493.84
  4. Step 4: Simplify right side
    73,183.68x = 4,493,548,585.58
  5. Step 5: Solve for x
    x = 4,493,548,585.58/73,183.68
  6. Step 6: Final answer
    x = 61,400.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.