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Finding the Third Proportional to 29,119 and 43,955

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Solution

The third proportional to 29,119 and 43,955 is: 66,349.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,119 : 43,955 = 43,955 : x
  2. Step 2: Convert to fraction form
    29,119/43,955 = 43,955/x
  3. Step 3: Cross multiply
    29,119x = 43,955 × 43,955
  4. Step 4: Simplify right side
    29,119x = 1,932,042,025
  5. Step 5: Solve for x
    x = 1,932,042,025/29,119
  6. Step 6: Final answer
    x = 66,349.88

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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.