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Finding the Fourth Proportional to 111,452.40, 167,186.30 and 44,892.68

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Solution

The fourth proportional to 111,452.40, 167,186.30 and 44,892.68 is: 67,342.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,452.40 : 167,186.30 = 44,892.68 : x
  2. Step 2: Convert to fraction form
    111,452.40/167,186.30 = 44,892.68/x
  3. Step 3: Cross multiply
    111,452.40x = 167,186.30 × 44,892.68
  4. Step 4: Simplify right side
    111,452.40x = 7,505,440,005.89
  5. Step 5: Solve for x
    x = 7,505,440,005.89/111,452.40
  6. Step 6: Final answer
    x = 67,342.11

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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.