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Finding the Fourth Proportional to 220,183.96, 303,855.44 and 119,581.96

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Solution

The fourth proportional to 220,183.96, 303,855.44 and 119,581.96 is: 165,023.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,183.96 : 303,855.44 = 119,581.96 : x
  2. Step 2: Convert to fraction form
    220,183.96/303,855.44 = 119,581.96/x
  3. Step 3: Cross multiply
    220,183.96x = 303,855.44 × 119,581.96
  4. Step 4: Simplify right side
    220,183.96x = 36,335,629,071.86
  5. Step 5: Solve for x
    x = 36,335,629,071.86/220,183.96
  6. Step 6: Final answer
    x = 165,023.96

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1.5x scale

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.