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Finding the Third Proportional to 156,016.13 and 222,940.13

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Solution

The third proportional to 156,016.13 and 222,940.13 is: 318,571.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,016.13 : 222,940.13 = 222,940.13 : x
  2. Step 2: Convert to fraction form
    156,016.13/222,940.13 = 222,940.13/x
  3. Step 3: Cross multiply
    156,016.13x = 222,940.13 × 222,940.13
  4. Step 4: Simplify right side
    156,016.13x = 49,702,299,335.02
  5. Step 5: Solve for x
    x = 49,702,299,335.02/156,016.13
  6. Step 6: Final answer
    x = 318,571.55

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.