Home / 215,930.60-323,766.30-110,954.60

Finding the Fourth Proportional to 215,930.60, 323,766.30 and 110,954.60

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Solution

The fourth proportional to 215,930.60, 323,766.30 and 110,954.60 is: 166,365.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,930.60 : 323,766.30 = 110,954.60 : x
  2. Step 2: Convert to fraction form
    215,930.60/323,766.30 = 110,954.60/x
  3. Step 3: Cross multiply
    215,930.60x = 323,766.30 × 110,954.60
  4. Step 4: Simplify right side
    215,930.60x = 35,923,360,309.98
  5. Step 5: Solve for x
    x = 35,923,360,309.98/215,930.60
  6. Step 6: Final answer
    x = 166,365.31

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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.