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Finding the Third Proportional to 63,931.50 and 134,601.75

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Solution

The third proportional to 63,931.50 and 134,601.75 is: 283,391.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,931.50 : 134,601.75 = 134,601.75 : x
  2. Step 2: Convert to fraction form
    63,931.50/134,601.75 = 134,601.75/x
  3. Step 3: Cross multiply
    63,931.50x = 134,601.75 × 134,601.75
  4. Step 4: Simplify right side
    63,931.50x = 18,117,631,103.06
  5. Step 5: Solve for x
    x = 18,117,631,103.06/63,931.50
  6. Step 6: Final answer
    x = 283,391.30

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.