Home / 165,351.96-228,255.27-111,709.29

Finding the Fourth Proportional to 165,351.96, 228,255.27 and 111,709.29

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Solution

The fourth proportional to 165,351.96, 228,255.27 and 111,709.29 is: 154,205.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,351.96 : 228,255.27 = 111,709.29 : x
  2. Step 2: Convert to fraction form
    165,351.96/228,255.27 = 111,709.29/x
  3. Step 3: Cross multiply
    165,351.96x = 228,255.27 × 111,709.29
  4. Step 4: Simplify right side
    165,351.96x = 25,498,234,150.46
  5. Step 5: Solve for x
    x = 25,498,234,150.46/165,351.96
  6. Step 6: Final answer
    x = 154,205.82

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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.