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Finding the Third Proportional to 63,911 and 134,433

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Solution

The third proportional to 63,911 and 134,433 is: 282,771.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,911 : 134,433 = 134,433 : x
  2. Step 2: Convert to fraction form
    63,911/134,433 = 134,433/x
  3. Step 3: Cross multiply
    63,911x = 134,433 × 134,433
  4. Step 4: Simplify right side
    63,911x = 18,072,231,489
  5. Step 5: Solve for x
    x = 18,072,231,489/63,911
  6. Step 6: Final answer
    x = 282,771.85

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.