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Finding the Third Proportional to 28,937 and 62,678

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Solution

The third proportional to 28,937 and 62,678 is: 135,761.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,937 : 62,678 = 62,678 : x
  2. Step 2: Convert to fraction form
    28,937/62,678 = 62,678/x
  3. Step 3: Cross multiply
    28,937x = 62,678 × 62,678
  4. Step 4: Simplify right side
    28,937x = 3,928,531,684
  5. Step 5: Solve for x
    x = 3,928,531,684/28,937
  6. Step 6: Final answer
    x = 135,761.54

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.