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Finding the Third Proportional to 43,712 and 95,989

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Solution

The third proportional to 43,712 and 95,989 is: 210,786.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,712 : 95,989 = 95,989 : x
  2. Step 2: Convert to fraction form
    43,712/95,989 = 95,989/x
  3. Step 3: Cross multiply
    43,712x = 95,989 × 95,989
  4. Step 4: Simplify right side
    43,712x = 9,213,888,121
  5. Step 5: Solve for x
    x = 9,213,888,121/43,712
  6. Step 6: Final answer
    x = 210,786.24

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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.