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Finding the Fourth Proportional to 165.24, 248.01 and 93.25

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Solution

The fourth proportional to 165.24, 248.01 and 93.25 is: 139.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    165.24 : 248.01 = 93.25 : x
  2. Step 2: Convert to fraction form
    165.24/248.01 = 93.25/x
  3. Step 3: Cross multiply
    165.24x = 248.01 × 93.25
  4. Step 4: Simplify right side
    165.24x = 23,127.42
  5. Step 5: Solve for x
    x = 23,127.42/165.24
  6. Step 6: Final answer
    x = 139.96

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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.