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Finding the Third Proportional to 131,212 and 283,168

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Solution

The third proportional to 131,212 and 283,168 is: 611,103.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,212 : 283,168 = 283,168 : x
  2. Step 2: Convert to fraction form
    131,212/283,168 = 283,168/x
  3. Step 3: Cross multiply
    131,212x = 283,168 × 283,168
  4. Step 4: Simplify right side
    131,212x = 80,184,116,224
  5. Step 5: Solve for x
    x = 80,184,116,224/131,212
  6. Step 6: Final answer
    x = 611,103.53

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.