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Finding the Third Proportional to 193,848 and 261,840

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Solution

The third proportional to 193,848 and 261,840 is: 353,680.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,848 : 261,840 = 261,840 : x
  2. Step 2: Convert to fraction form
    193,848/261,840 = 261,840/x
  3. Step 3: Cross multiply
    193,848x = 261,840 × 261,840
  4. Step 4: Simplify right side
    193,848x = 68,560,185,600
  5. Step 5: Solve for x
    x = 68,560,185,600/193,848
  6. Step 6: Final answer
    x = 353,680.13

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.