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Finding the Fourth Proportional to 153, 229.14 and 150.12

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Solution

The fourth proportional to 153, 229.14 and 150.12 is: 224.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    153 : 229.14 = 150.12 : x
  2. Step 2: Convert to fraction form
    153/229.14 = 150.12/x
  3. Step 3: Cross multiply
    153x = 229.14 × 150.12
  4. Step 4: Simplify right side
    153x = 34,398.50
  5. Step 5: Solve for x
    x = 34,398.50/153
  6. Step 6: Final answer
    x = 224.83

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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.