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Finding the Fourth Proportional to 160.94, 239.67 and 150.56

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Solution

The fourth proportional to 160.94, 239.67 and 150.56 is: 224.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    160.94 : 239.67 = 150.56 : x
  2. Step 2: Convert to fraction form
    160.94/239.67 = 150.56/x
  3. Step 3: Cross multiply
    160.94x = 239.67 × 150.56
  4. Step 4: Simplify right side
    160.94x = 36,082.76
  5. Step 5: Solve for x
    x = 36,082.76/160.94
  6. Step 6: Final answer
    x = 224.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.