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Finding the Third Proportional to 201,225 and 282,013

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Solution

The third proportional to 201,225 and 282,013 is: 395,235.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,225 : 282,013 = 282,013 : x
  2. Step 2: Convert to fraction form
    201,225/282,013 = 282,013/x
  3. Step 3: Cross multiply
    201,225x = 282,013 × 282,013
  4. Step 4: Simplify right side
    201,225x = 79,531,332,169
  5. Step 5: Solve for x
    x = 79,531,332,169/201,225
  6. Step 6: Final answer
    x = 395,235.84

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.