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Finding the Fourth Proportional to 217,230.90, 325,846.35 and 110,942.70

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Solution

The fourth proportional to 217,230.90, 325,846.35 and 110,942.70 is: 166,414.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,230.90 : 325,846.35 = 110,942.70 : x
  2. Step 2: Convert to fraction form
    217,230.90/325,846.35 = 110,942.70/x
  3. Step 3: Cross multiply
    217,230.90x = 325,846.35 × 110,942.70
  4. Step 4: Simplify right side
    217,230.90x = 36,150,273,854.15
  5. Step 5: Solve for x
    x = 36,150,273,854.15/217,230.90
  6. Step 6: Final answer
    x = 166,414.05

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1.5x scale

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.