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Finding the Third Proportional to 53,448 and 115,463

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Solution

The third proportional to 53,448 and 115,463 is: 249,433.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,448 : 115,463 = 115,463 : x
  2. Step 2: Convert to fraction form
    53,448/115,463 = 115,463/x
  3. Step 3: Cross multiply
    53,448x = 115,463 × 115,463
  4. Step 4: Simplify right side
    53,448x = 13,331,704,369
  5. Step 5: Solve for x
    x = 13,331,704,369/53,448
  6. Step 6: Final answer
    x = 249,433.18

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.