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Finding the Fourth Proportional to 237.06, 327.10 and 137.48

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Solution

The fourth proportional to 237.06, 327.10 and 137.48 is: 189.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.06 : 327.10 = 137.48 : x
  2. Step 2: Convert to fraction form
    237.06/327.10 = 137.48/x
  3. Step 3: Cross multiply
    237.06x = 327.10 × 137.48
  4. Step 4: Simplify right side
    237.06x = 44,969.71
  5. Step 5: Solve for x
    x = 44,969.71/237.06
  6. Step 6: Final answer
    x = 189.70

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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.