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Finding the Third Proportional to 111,545 and 167,565

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Solution

The third proportional to 111,545 and 167,565 is: 251,719.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,545 : 167,565 = 167,565 : x
  2. Step 2: Convert to fraction form
    111,545/167,565 = 167,565/x
  3. Step 3: Cross multiply
    111,545x = 167,565 × 167,565
  4. Step 4: Simplify right side
    111,545x = 28,078,029,225
  5. Step 5: Solve for x
    x = 28,078,029,225/111,545
  6. Step 6: Final answer
    x = 251,719.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.