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Finding the Fourth Proportional to 169.44, 233.60 and 146.04

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Solution

The fourth proportional to 169.44, 233.60 and 146.04 is: 201.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    169.44 : 233.60 = 146.04 : x
  2. Step 2: Convert to fraction form
    169.44/233.60 = 146.04/x
  3. Step 3: Cross multiply
    169.44x = 233.60 × 146.04
  4. Step 4: Simplify right side
    169.44x = 34,114.94
  5. Step 5: Solve for x
    x = 34,114.94/169.44
  6. Step 6: Final answer
    x = 201.34

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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.