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Finding the Fourth Proportional to 237.01, 327.03 and 143.68

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Solution

The fourth proportional to 237.01, 327.03 and 143.68 is: 198.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.01 : 327.03 = 143.68 : x
  2. Step 2: Convert to fraction form
    237.01/327.03 = 143.68/x
  3. Step 3: Cross multiply
    237.01x = 327.03 × 143.68
  4. Step 4: Simplify right side
    237.01x = 46,987.67
  5. Step 5: Solve for x
    x = 46,987.67/237.01
  6. Step 6: Final answer
    x = 198.25

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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.