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Finding the Fourth Proportional to 222,361.20, 333,604.16 and 89,334.87

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Solution

The fourth proportional to 222,361.20, 333,604.16 and 89,334.87 is: 134,027.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,361.20 : 333,604.16 = 89,334.87 : x
  2. Step 2: Convert to fraction form
    222,361.20/333,604.16 = 89,334.87/x
  3. Step 3: Cross multiply
    222,361.20x = 333,604.16 × 89,334.87
  4. Step 4: Simplify right side
    222,361.20x = 29,802,483,818.38
  5. Step 5: Solve for x
    x = 29,802,483,818.38/222,361.20
  6. Step 6: Final answer
    x = 134,027.36

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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.