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Finding the Third Proportional to 63,282 and 139,104

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Solution

The third proportional to 63,282 and 139,104 is: 305,772.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,282 : 139,104 = 139,104 : x
  2. Step 2: Convert to fraction form
    63,282/139,104 = 139,104/x
  3. Step 3: Cross multiply
    63,282x = 139,104 × 139,104
  4. Step 4: Simplify right side
    63,282x = 19,349,922,816
  5. Step 5: Solve for x
    x = 19,349,922,816/63,282
  6. Step 6: Final answer
    x = 305,772.93

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.