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Finding the Fourth Proportional to 110,715.58, 166,074 and 27,609.58

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Solution

The fourth proportional to 110,715.58, 166,074 and 27,609.58 is: 41,414.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,715.58 : 166,074 = 27,609.58 : x
  2. Step 2: Convert to fraction form
    110,715.58/166,074 = 27,609.58/x
  3. Step 3: Cross multiply
    110,715.58x = 166,074 × 27,609.58
  4. Step 4: Simplify right side
    110,715.58x = 4,585,233,388.92
  5. Step 5: Solve for x
    x = 4,585,233,388.92/110,715.58
  6. Step 6: Final answer
    x = 41,414.53

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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.