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Finding the Third Proportional to 30,239 and 62,007

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Solution

The third proportional to 30,239 and 62,007 is: 127,149.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,239 : 62,007 = 62,007 : x
  2. Step 2: Convert to fraction form
    30,239/62,007 = 62,007/x
  3. Step 3: Cross multiply
    30,239x = 62,007 × 62,007
  4. Step 4: Simplify right side
    30,239x = 3,844,868,049
  5. Step 5: Solve for x
    x = 3,844,868,049/30,239
  6. Step 6: Final answer
    x = 127,149.31

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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.