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Finding the Fourth Proportional to 230.32, 318.25 and 184.08

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Solution

The fourth proportional to 230.32, 318.25 and 184.08 is: 254.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    230.32 : 318.25 = 184.08 : x
  2. Step 2: Convert to fraction form
    230.32/318.25 = 184.08/x
  3. Step 3: Cross multiply
    230.32x = 318.25 × 184.08
  4. Step 4: Simplify right side
    230.32x = 58,582.39
  5. Step 5: Solve for x
    x = 58,582.39/230.32
  6. Step 6: Final answer
    x = 254.35

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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.