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Finding the Third Proportional to 104,067 and 215,518

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Solution

The third proportional to 104,067 and 215,518 is: 446,327.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,067 : 215,518 = 215,518 : x
  2. Step 2: Convert to fraction form
    104,067/215,518 = 215,518/x
  3. Step 3: Cross multiply
    104,067x = 215,518 × 215,518
  4. Step 4: Simplify right side
    104,067x = 46,448,008,324
  5. Step 5: Solve for x
    x = 46,448,008,324/104,067
  6. Step 6: Final answer
    x = 446,327.93

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.