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Finding the Fourth Proportional to 265.14, 365.95 and 176.76

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Solution

The fourth proportional to 265.14, 365.95 and 176.76 is: 243.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.14 : 365.95 = 176.76 : x
  2. Step 2: Convert to fraction form
    265.14/365.95 = 176.76/x
  3. Step 3: Cross multiply
    265.14x = 365.95 × 176.76
  4. Step 4: Simplify right side
    265.14x = 64,684.17
  5. Step 5: Solve for x
    x = 64,684.17/265.14
  6. Step 6: Final answer
    x = 243.97

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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.