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Finding the Fourth Proportional to 165.23, 228.00 and 95.28

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Solution

The fourth proportional to 165.23, 228.00 and 95.28 is: 131.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    165.23 : 228.00 = 95.28 : x
  2. Step 2: Convert to fraction form
    165.23/228.00 = 95.28/x
  3. Step 3: Cross multiply
    165.23x = 228.00 × 95.28
  4. Step 4: Simplify right side
    165.23x = 21,723.36
  5. Step 5: Solve for x
    x = 21,723.36/165.23
  6. Step 6: Final answer
    x = 131.48

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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.