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Finding the Fourth Proportional to 232.43, 320.99 and 183.66

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Solution

The fourth proportional to 232.43, 320.99 and 183.66 is: 253.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.43 : 320.99 = 183.66 : x
  2. Step 2: Convert to fraction form
    232.43/320.99 = 183.66/x
  3. Step 3: Cross multiply
    232.43x = 320.99 × 183.66
  4. Step 4: Simplify right side
    232.43x = 58,952.11
  5. Step 5: Solve for x
    x = 58,952.11/232.43
  6. Step 6: Final answer
    x = 253.64

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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.