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Finding the Fourth Proportional to 263.73, 395.49 and 101.37

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Solution

The fourth proportional to 263.73, 395.49 and 101.37 is: 152.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    263.73 : 395.49 = 101.37 : x
  2. Step 2: Convert to fraction form
    263.73/395.49 = 101.37/x
  3. Step 3: Cross multiply
    263.73x = 395.49 × 101.37
  4. Step 4: Simplify right side
    263.73x = 40,090.82
  5. Step 5: Solve for x
    x = 40,090.82/263.73
  6. Step 6: Final answer
    x = 152.01

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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.