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Finding the Fourth Proportional to 262.73, 362.54 and 146.32

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Solution

The fourth proportional to 262.73, 362.54 and 146.32 is: 201.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    262.73 : 362.54 = 146.32 : x
  2. Step 2: Convert to fraction form
    262.73/362.54 = 146.32/x
  3. Step 3: Cross multiply
    262.73x = 362.54 × 146.32
  4. Step 4: Simplify right side
    262.73x = 53,044.31
  5. Step 5: Solve for x
    x = 53,044.31/262.73
  6. Step 6: Final answer
    x = 201.90

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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.