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Finding the Third Proportional to 43,930 and 96,218

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Solution

The third proportional to 43,930 and 96,218 is: 210,742.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,930 : 96,218 = 96,218 : x
  2. Step 2: Convert to fraction form
    43,930/96,218 = 96,218/x
  3. Step 3: Cross multiply
    43,930x = 96,218 × 96,218
  4. Step 4: Simplify right side
    43,930x = 9,257,903,524
  5. Step 5: Solve for x
    x = 9,257,903,524/43,930
  6. Step 6: Final answer
    x = 210,742.17

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.