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Finding the Fourth Proportional to 230.55, 346.15 and 184.76

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Solution

The fourth proportional to 230.55, 346.15 and 184.76 is: 277.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    230.55 : 346.15 = 184.76 : x
  2. Step 2: Convert to fraction form
    230.55/346.15 = 184.76/x
  3. Step 3: Cross multiply
    230.55x = 346.15 × 184.76
  4. Step 4: Simplify right side
    230.55x = 63,952.94
  5. Step 5: Solve for x
    x = 63,952.94/230.55
  6. Step 6: Final answer
    x = 277.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.