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Finding the Fourth Proportional to 237.69, 328.16 and 182.32

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Solution

The fourth proportional to 237.69, 328.16 and 182.32 is: 251.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.69 : 328.16 = 182.32 : x
  2. Step 2: Convert to fraction form
    237.69/328.16 = 182.32/x
  3. Step 3: Cross multiply
    237.69x = 328.16 × 182.32
  4. Step 4: Simplify right side
    237.69x = 59,830.13
  5. Step 5: Solve for x
    x = 59,830.13/237.69
  6. Step 6: Final answer
    x = 251.71

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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.