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Finding the Fourth Proportional to 265.58, 366.48 and 167.30

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Solution

The fourth proportional to 265.58, 366.48 and 167.30 is: 230.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.58 : 366.48 = 167.30 : x
  2. Step 2: Convert to fraction form
    265.58/366.48 = 167.30/x
  3. Step 3: Cross multiply
    265.58x = 366.48 × 167.30
  4. Step 4: Simplify right side
    265.58x = 61,310.27
  5. Step 5: Solve for x
    x = 61,310.27/265.58
  6. Step 6: Final answer
    x = 230.86

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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.