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Finding the Fourth Proportional to 237.51, 355.68 and 230.67

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Solution

The fourth proportional to 237.51, 355.68 and 230.67 is: 345.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.51 : 355.68 = 230.67 : x
  2. Step 2: Convert to fraction form
    237.51/355.68 = 230.67/x
  3. Step 3: Cross multiply
    237.51x = 355.68 × 230.67
  4. Step 4: Simplify right side
    237.51x = 82,044.71
  5. Step 5: Solve for x
    x = 82,044.71/237.51
  6. Step 6: Final answer
    x = 345.44

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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.