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Finding the Third Proportional to 63,794.46 and 139,261.78

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Solution

The third proportional to 63,794.46 and 139,261.78 is: 304,005.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,794.46 : 139,261.78 = 139,261.78 : x
  2. Step 2: Convert to fraction form
    63,794.46/139,261.78 = 139,261.78/x
  3. Step 3: Cross multiply
    63,794.46x = 139,261.78 × 139,261.78
  4. Step 4: Simplify right side
    63,794.46x = 19,393,843,716.92
  5. Step 5: Solve for x
    x = 19,393,843,716.92/63,794.46
  6. Step 6: Final answer
    x = 304,005.14

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.