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Finding the Fourth Proportional to 222,600.90, 333,921.98 and 80,481.72

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Solution

The fourth proportional to 222,600.90, 333,921.98 and 80,481.72 is: 120,730.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,600.90 : 333,921.98 = 80,481.72 : x
  2. Step 2: Convert to fraction form
    222,600.90/333,921.98 = 80,481.72/x
  3. Step 3: Cross multiply
    222,600.90x = 333,921.98 × 80,481.72
  4. Step 4: Simplify right side
    222,600.90x = 26,874,615,296.21
  5. Step 5: Solve for x
    x = 26,874,615,296.21/222,600.90
  6. Step 6: Final answer
    x = 120,730.04

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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.