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Finding the Third Proportional to 91,632 and 201,903

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Solution

The third proportional to 91,632 and 201,903 is: 444,875.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,632 : 201,903 = 201,903 : x
  2. Step 2: Convert to fraction form
    91,632/201,903 = 201,903/x
  3. Step 3: Cross multiply
    91,632x = 201,903 × 201,903
  4. Step 4: Simplify right side
    91,632x = 40,764,821,409
  5. Step 5: Solve for x
    x = 40,764,821,409/91,632
  6. Step 6: Final answer
    x = 444,875.39

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.