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Finding the Fourth Proportional to 160.41, 239.44 and 152.49

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Solution

The fourth proportional to 160.41, 239.44 and 152.49 is: 227.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    160.41 : 239.44 = 152.49 : x
  2. Step 2: Convert to fraction form
    160.41/239.44 = 152.49/x
  3. Step 3: Cross multiply
    160.41x = 239.44 × 152.49
  4. Step 4: Simplify right side
    160.41x = 36,512.21
  5. Step 5: Solve for x
    x = 36,512.21/160.41
  6. Step 6: Final answer
    x = 227.62

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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.