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Finding the Fourth Proportional to 233.65, 350.43 and 152.83

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Solution

The fourth proportional to 233.65, 350.43 and 152.83 is: 229.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.65 : 350.43 = 152.83 : x
  2. Step 2: Convert to fraction form
    233.65/350.43 = 152.83/x
  3. Step 3: Cross multiply
    233.65x = 350.43 × 152.83
  4. Step 4: Simplify right side
    233.65x = 53,556.22
  5. Step 5: Solve for x
    x = 53,556.22/233.65
  6. Step 6: Final answer
    x = 229.22

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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.