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Finding the Fourth Proportional to 183.26, 275.00 and 144.99

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Solution

The fourth proportional to 183.26, 275.00 and 144.99 is: 217.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.26 : 275.00 = 144.99 : x
  2. Step 2: Convert to fraction form
    183.26/275.00 = 144.99/x
  3. Step 3: Cross multiply
    183.26x = 275.00 × 144.99
  4. Step 4: Simplify right side
    183.26x = 39,871.53
  5. Step 5: Solve for x
    x = 39,871.53/183.26
  6. Step 6: Final answer
    x = 217.57

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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.