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Finding the Fourth Proportional to 233.04, 321.24 and 150.12

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Solution

The fourth proportional to 233.04, 321.24 and 150.12 is: 206.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.04 : 321.24 = 150.12 : x
  2. Step 2: Convert to fraction form
    233.04/321.24 = 150.12/x
  3. Step 3: Cross multiply
    233.04x = 321.24 × 150.12
  4. Step 4: Simplify right side
    233.04x = 48,224.55
  5. Step 5: Solve for x
    x = 48,224.55/233.04
  6. Step 6: Final answer
    x = 206.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.