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Finding the Third Proportional to 39,334 and 84,928

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Solution

The third proportional to 39,334 and 84,928 is: 183,372.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,334 : 84,928 = 84,928 : x
  2. Step 2: Convert to fraction form
    39,334/84,928 = 84,928/x
  3. Step 3: Cross multiply
    39,334x = 84,928 × 84,928
  4. Step 4: Simplify right side
    39,334x = 7,212,765,184
  5. Step 5: Solve for x
    x = 7,212,765,184/39,334
  6. Step 6: Final answer
    x = 183,372.28

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.