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Finding the Third Proportional to 29,713.50 and 61,893

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Solution

The third proportional to 29,713.50 and 61,893 is: 128,922.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,713.50 : 61,893 = 61,893 : x
  2. Step 2: Convert to fraction form
    29,713.50/61,893 = 61,893/x
  3. Step 3: Cross multiply
    29,713.50x = 61,893 × 61,893
  4. Step 4: Simplify right side
    29,713.50x = 3,830,743,449
  5. Step 5: Solve for x
    x = 3,830,743,449/29,713.50
  6. Step 6: Final answer
    x = 128,922.66

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.