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Finding the Third Proportional to 86,016.38 and 118,859.06

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Solution

The third proportional to 86,016.38 and 118,859.06 is: 164,241.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,016.38 : 118,859.06 = 118,859.06 : x
  2. Step 2: Convert to fraction form
    86,016.38/118,859.06 = 118,859.06/x
  3. Step 3: Cross multiply
    86,016.38x = 118,859.06 × 118,859.06
  4. Step 4: Simplify right side
    86,016.38x = 14,127,476,738.38
  5. Step 5: Solve for x
    x = 14,127,476,738.38/86,016.38
  6. Step 6: Final answer
    x = 164,241.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.