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Finding the Third Proportional to 53,508 and 126,539

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Solution

The third proportional to 53,508 and 126,539 is: 299,247.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,508 : 126,539 = 126,539 : x
  2. Step 2: Convert to fraction form
    53,508/126,539 = 126,539/x
  3. Step 3: Cross multiply
    53,508x = 126,539 × 126,539
  4. Step 4: Simplify right side
    53,508x = 16,012,118,521
  5. Step 5: Solve for x
    x = 16,012,118,521/53,508
  6. Step 6: Final answer
    x = 299,247.19

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.