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Finding the Third Proportional to 34,647.75 and 52,218

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Solution

The third proportional to 34,647.75 and 52,218 is: 78,698.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,647.75 : 52,218 = 52,218 : x
  2. Step 2: Convert to fraction form
    34,647.75/52,218 = 52,218/x
  3. Step 3: Cross multiply
    34,647.75x = 52,218 × 52,218
  4. Step 4: Simplify right side
    34,647.75x = 2,726,719,524
  5. Step 5: Solve for x
    x = 2,726,719,524/34,647.75
  6. Step 6: Final answer
    x = 78,698.31

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.