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Finding the Fourth Proportional to 111,468.12, 167,233.17 and 44,892.66

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Solution

The fourth proportional to 111,468.12, 167,233.17 and 44,892.66 is: 67,351.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,468.12 : 167,233.17 = 44,892.66 : x
  2. Step 2: Convert to fraction form
    111,468.12/167,233.17 = 44,892.66/x
  3. Step 3: Cross multiply
    111,468.12x = 167,233.17 × 44,892.66
  4. Step 4: Simplify right side
    111,468.12x = 7,507,542,637.00
  5. Step 5: Solve for x
    x = 7,507,542,637.00/111,468.12
  6. Step 6: Final answer
    x = 67,351.48

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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.