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Finding the Third Proportional to 29,808 and 62,039

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Solution

The third proportional to 29,808 and 62,039 is: 129,120.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,808 : 62,039 = 62,039 : x
  2. Step 2: Convert to fraction form
    29,808/62,039 = 62,039/x
  3. Step 3: Cross multiply
    29,808x = 62,039 × 62,039
  4. Step 4: Simplify right side
    29,808x = 3,848,837,521
  5. Step 5: Solve for x
    x = 3,848,837,521/29,808
  6. Step 6: Final answer
    x = 129,120.96

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.