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Finding the Fourth Proportional to 237.64, 355.54 and 237.03

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Solution

The fourth proportional to 237.64, 355.54 and 237.03 is: 354.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.64 : 355.54 = 237.03 : x
  2. Step 2: Convert to fraction form
    237.64/355.54 = 237.03/x
  3. Step 3: Cross multiply
    237.64x = 355.54 × 237.03
  4. Step 4: Simplify right side
    237.64x = 84,273.65
  5. Step 5: Solve for x
    x = 84,273.65/237.64
  6. Step 6: Final answer
    x = 354.63

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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.