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Finding the Third Proportional to 133,043 and 272,301

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Solution

The third proportional to 133,043 and 272,301 is: 557,322.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,043 : 272,301 = 272,301 : x
  2. Step 2: Convert to fraction form
    133,043/272,301 = 272,301/x
  3. Step 3: Cross multiply
    133,043x = 272,301 × 272,301
  4. Step 4: Simplify right side
    133,043x = 74,147,834,601
  5. Step 5: Solve for x
    x = 74,147,834,601/133,043
  6. Step 6: Final answer
    x = 557,322.33

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.