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Finding the Fourth Proportional to 228.16, 341.66 and 150.89

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Solution

The fourth proportional to 228.16, 341.66 and 150.89 is: 225.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    228.16 : 341.66 = 150.89 : x
  2. Step 2: Convert to fraction form
    228.16/341.66 = 150.89/x
  3. Step 3: Cross multiply
    228.16x = 341.66 × 150.89
  4. Step 4: Simplify right side
    228.16x = 51,552.60
  5. Step 5: Solve for x
    x = 51,552.60/228.16
  6. Step 6: Final answer
    x = 225.95

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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.