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Finding the Third Proportional to 39,396 and 59,122

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Solution

The third proportional to 39,396 and 59,122 is: 88,725.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,396 : 59,122 = 59,122 : x
  2. Step 2: Convert to fraction form
    39,396/59,122 = 59,122/x
  3. Step 3: Cross multiply
    39,396x = 59,122 × 59,122
  4. Step 4: Simplify right side
    39,396x = 3,495,410,884
  5. Step 5: Solve for x
    x = 3,495,410,884/39,396
  6. Step 6: Final answer
    x = 88,725.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.