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Finding the Fourth Proportional to 184.16, 274.61 and 174.56

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Solution

The fourth proportional to 184.16, 274.61 and 174.56 is: 260.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.16 : 274.61 = 174.56 : x
  2. Step 2: Convert to fraction form
    184.16/274.61 = 174.56/x
  3. Step 3: Cross multiply
    184.16x = 274.61 × 174.56
  4. Step 4: Simplify right side
    184.16x = 47,935.92
  5. Step 5: Solve for x
    x = 47,935.92/184.16
  6. Step 6: Final answer
    x = 260.29

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.