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Finding the Third Proportional to 63,372 and 134,484

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Solution

The third proportional to 63,372 and 134,484 is: 285,393.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,372 : 134,484 = 134,484 : x
  2. Step 2: Convert to fraction form
    63,372/134,484 = 134,484/x
  3. Step 3: Cross multiply
    63,372x = 134,484 × 134,484
  4. Step 4: Simplify right side
    63,372x = 18,085,946,256
  5. Step 5: Solve for x
    x = 18,085,946,256/63,372
  6. Step 6: Final answer
    x = 285,393.33

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.