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Finding the Fourth Proportional to 233.67, 350.09 and 146.87

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Solution

The fourth proportional to 233.67, 350.09 and 146.87 is: 220.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.67 : 350.09 = 146.87 : x
  2. Step 2: Convert to fraction form
    233.67/350.09 = 146.87/x
  3. Step 3: Cross multiply
    233.67x = 350.09 × 146.87
  4. Step 4: Simplify right side
    233.67x = 51,417.72
  5. Step 5: Solve for x
    x = 51,417.72/233.67
  6. Step 6: Final answer
    x = 220.04

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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.