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Finding the Third Proportional to 65,685 and 101,901

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Solution

The third proportional to 65,685 and 101,901 is: 158,085.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,685 : 101,901 = 101,901 : x
  2. Step 2: Convert to fraction form
    65,685/101,901 = 101,901/x
  3. Step 3: Cross multiply
    65,685x = 101,901 × 101,901
  4. Step 4: Simplify right side
    65,685x = 10,383,813,801
  5. Step 5: Solve for x
    x = 10,383,813,801/65,685
  6. Step 6: Final answer
    x = 158,085.01

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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.