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Finding the Fourth Proportional to 222,209.28, 333,313.86 and 55,997.28

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Solution

The fourth proportional to 222,209.28, 333,313.86 and 55,997.28 is: 83,995.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,209.28 : 333,313.86 = 55,997.28 : x
  2. Step 2: Convert to fraction form
    222,209.28/333,313.86 = 55,997.28/x
  3. Step 3: Cross multiply
    222,209.28x = 333,313.86 × 55,997.28
  4. Step 4: Simplify right side
    222,209.28x = 18,664,669,546.30
  5. Step 5: Solve for x
    x = 18,664,669,546.30/222,209.28
  6. Step 6: Final answer
    x = 83,995.90

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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.