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Finding the Fourth Proportional to 150.29, 224.39 and 124.67

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Solution

The fourth proportional to 150.29, 224.39 and 124.67 is: 186.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.29 : 224.39 = 124.67 : x
  2. Step 2: Convert to fraction form
    150.29/224.39 = 124.67/x
  3. Step 3: Cross multiply
    150.29x = 224.39 × 124.67
  4. Step 4: Simplify right side
    150.29x = 27,972.96
  5. Step 5: Solve for x
    x = 27,972.96/150.29
  6. Step 6: Final answer
    x = 186.13

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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.