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Finding the Fourth Proportional to 222,361.02, 333,603.90 and 89,334.70

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Solution

The fourth proportional to 222,361.02, 333,603.90 and 89,334.70 is: 134,027.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,361.02 : 333,603.90 = 89,334.70 : x
  2. Step 2: Convert to fraction form
    222,361.02/333,603.90 = 89,334.70/x
  3. Step 3: Cross multiply
    222,361.02x = 333,603.90 × 89,334.70
  4. Step 4: Simplify right side
    222,361.02x = 29,802,404,325.33
  5. Step 5: Solve for x
    x = 29,802,404,325.33/222,361.02
  6. Step 6: Final answer
    x = 134,027.11

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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.