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Finding the Fourth Proportional to 73,183, 100,991.24 and 41,351.22

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Solution

The fourth proportional to 73,183, 100,991.24 and 41,351.22 is: 57,063.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,183 : 100,991.24 = 41,351.22 : x
  2. Step 2: Convert to fraction form
    73,183/100,991.24 = 41,351.22/x
  3. Step 3: Cross multiply
    73,183x = 100,991.24 × 41,351.22
  4. Step 4: Simplify right side
    73,183x = 4,176,110,983.31
  5. Step 5: Solve for x
    x = 4,176,110,983.31/73,183
  6. Step 6: Final answer
    x = 57,063.95

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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.