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Finding the Fourth Proportional to 222,612.08, 333,917.96 and 54,131.27

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Solution

The fourth proportional to 222,612.08, 333,917.96 and 54,131.27 is: 81,196.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,612.08 : 333,917.96 = 54,131.27 : x
  2. Step 2: Convert to fraction form
    222,612.08/333,917.96 = 54,131.27/x
  3. Step 3: Cross multiply
    222,612.08x = 333,917.96 × 54,131.27
  4. Step 4: Simplify right side
    222,612.08x = 18,075,401,310.36
  5. Step 5: Solve for x
    x = 18,075,401,310.36/222,612.08
  6. Step 6: Final answer
    x = 81,196.86

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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.