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Finding the Fourth Proportional to 222,720.75, 333,922.41 and 104,327.52

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Solution

The fourth proportional to 222,720.75, 333,922.41 and 104,327.52 is: 156,416.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,720.75 : 333,922.41 = 104,327.52 : x
  2. Step 2: Convert to fraction form
    222,720.75/333,922.41 = 104,327.52/x
  3. Step 3: Cross multiply
    222,720.75x = 333,922.41 × 104,327.52
  4. Step 4: Simplify right side
    222,720.75x = 34,837,296,907.72
  5. Step 5: Solve for x
    x = 34,837,296,907.72/222,720.75
  6. Step 6: Final answer
    x = 156,416.93

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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.