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Finding the Third Proportional to 52,512 and 79,032

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Solution

The third proportional to 52,512 and 79,032 is: 118,945.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,512 : 79,032 = 79,032 : x
  2. Step 2: Convert to fraction form
    52,512/79,032 = 79,032/x
  3. Step 3: Cross multiply
    52,512x = 79,032 × 79,032
  4. Step 4: Simplify right side
    52,512x = 6,246,057,024
  5. Step 5: Solve for x
    x = 6,246,057,024/52,512
  6. Step 6: Final answer
    x = 118,945.33

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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.