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Finding the Third Proportional to 66,760 and 103,336

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Solution

The third proportional to 66,760 and 103,336 is: 159,951.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,760 : 103,336 = 103,336 : x
  2. Step 2: Convert to fraction form
    66,760/103,336 = 103,336/x
  3. Step 3: Cross multiply
    66,760x = 103,336 × 103,336
  4. Step 4: Simplify right side
    66,760x = 10,678,328,896
  5. Step 5: Solve for x
    x = 10,678,328,896/66,760
  6. Step 6: Final answer
    x = 159,951.00

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.