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Finding the Third Proportional to 107,104 and 143,088

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Solution

The third proportional to 107,104 and 143,088 is: 191,161.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,104 : 143,088 = 143,088 : x
  2. Step 2: Convert to fraction form
    107,104/143,088 = 143,088/x
  3. Step 3: Cross multiply
    107,104x = 143,088 × 143,088
  4. Step 4: Simplify right side
    107,104x = 20,474,175,744
  5. Step 5: Solve for x
    x = 20,474,175,744/107,104
  6. Step 6: Final answer
    x = 191,161.63

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.