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Finding the Third Proportional to 102,832 and 208,526

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Solution

The third proportional to 102,832 and 208,526 is: 422,855.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,832 : 208,526 = 208,526 : x
  2. Step 2: Convert to fraction form
    102,832/208,526 = 208,526/x
  3. Step 3: Cross multiply
    102,832x = 208,526 × 208,526
  4. Step 4: Simplify right side
    102,832x = 43,483,092,676
  5. Step 5: Solve for x
    x = 43,483,092,676/102,832
  6. Step 6: Final answer
    x = 422,855.65

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.