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Finding the Third Proportional to 35,413 and 76,634

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Solution

The third proportional to 35,413 and 76,634 is: 165,836.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,413 : 76,634 = 76,634 : x
  2. Step 2: Convert to fraction form
    35,413/76,634 = 76,634/x
  3. Step 3: Cross multiply
    35,413x = 76,634 × 76,634
  4. Step 4: Simplify right side
    35,413x = 5,872,769,956
  5. Step 5: Solve for x
    x = 5,872,769,956/35,413
  6. Step 6: Final answer
    x = 165,836.56

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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.