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Finding the Fourth Proportional to 165.44, 228.35 and 110.18

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Solution

The fourth proportional to 165.44, 228.35 and 110.18 is: 152.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    165.44 : 228.35 = 110.18 : x
  2. Step 2: Convert to fraction form
    165.44/228.35 = 110.18/x
  3. Step 3: Cross multiply
    165.44x = 228.35 × 110.18
  4. Step 4: Simplify right side
    165.44x = 25,160.45
  5. Step 5: Solve for x
    x = 25,160.45/165.44
  6. Step 6: Final answer
    x = 152.08

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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.