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Finding the Fourth Proportional to 265.62, 366.34 and 166.03

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Solution

The fourth proportional to 265.62, 366.34 and 166.03 is: 228.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.62 : 366.34 = 166.03 : x
  2. Step 2: Convert to fraction form
    265.62/366.34 = 166.03/x
  3. Step 3: Cross multiply
    265.62x = 366.34 × 166.03
  4. Step 4: Simplify right side
    265.62x = 60,824.47
  5. Step 5: Solve for x
    x = 60,824.47/265.62
  6. Step 6: Final answer
    x = 228.99

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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.