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Finding the Third Proportional to 133,043 and 200,945

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Solution

The third proportional to 133,043 and 200,945 is: 303,502.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,043 : 200,945 = 200,945 : x
  2. Step 2: Convert to fraction form
    133,043/200,945 = 200,945/x
  3. Step 3: Cross multiply
    133,043x = 200,945 × 200,945
  4. Step 4: Simplify right side
    133,043x = 40,378,893,025
  5. Step 5: Solve for x
    x = 40,378,893,025/133,043
  6. Step 6: Final answer
    x = 303,502.57

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.