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Finding the Fourth Proportional to 235,224.57, 324,629.67 and 133,282.44

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Solution

The fourth proportional to 235,224.57, 324,629.67 and 133,282.44 is: 183,940.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,224.57 : 324,629.67 = 133,282.44 : x
  2. Step 2: Convert to fraction form
    235,224.57/324,629.67 = 133,282.44/x
  3. Step 3: Cross multiply
    235,224.57x = 324,629.67 × 133,282.44
  4. Step 4: Simplify right side
    235,224.57x = 43,267,434,513.99
  5. Step 5: Solve for x
    x = 43,267,434,513.99/235,224.57
  6. Step 6: Final answer
    x = 183,940.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.