Home / 164,556.11-227,087.61-89,104.43

Finding the Fourth Proportional to 164,556.11, 227,087.61 and 89,104.43

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Solution

The fourth proportional to 164,556.11, 227,087.61 and 89,104.43 is: 122,964.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,556.11 : 227,087.61 = 89,104.43 : x
  2. Step 2: Convert to fraction form
    164,556.11/227,087.61 = 89,104.43/x
  3. Step 3: Cross multiply
    164,556.11x = 227,087.61 × 89,104.43
  4. Step 4: Simplify right side
    164,556.11x = 20,234,512,049.11
  5. Step 5: Solve for x
    x = 20,234,512,049.11/164,556.11
  6. Step 6: Final answer
    x = 122,964.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.