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Finding the Third Proportional to 33,779 and 73,326

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Solution

The third proportional to 33,779 and 73,326 is: 159,172.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,779 : 73,326 = 73,326 : x
  2. Step 2: Convert to fraction form
    33,779/73,326 = 73,326/x
  3. Step 3: Cross multiply
    33,779x = 73,326 × 73,326
  4. Step 4: Simplify right side
    33,779x = 5,376,702,276
  5. Step 5: Solve for x
    x = 5,376,702,276/33,779
  6. Step 6: Final answer
    x = 159,172.93

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.