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Finding the Third Proportional to 61,935 and 135,682

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Solution

The third proportional to 61,935 and 135,682 is: 297,240.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,935 : 135,682 = 135,682 : x
  2. Step 2: Convert to fraction form
    61,935/135,682 = 135,682/x
  3. Step 3: Cross multiply
    61,935x = 135,682 × 135,682
  4. Step 4: Simplify right side
    61,935x = 18,409,605,124
  5. Step 5: Solve for x
    x = 18,409,605,124/61,935
  6. Step 6: Final answer
    x = 297,240.74

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.