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Finding the Fourth Proportional to 265.73, 366.32 and 191.93

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Solution

The fourth proportional to 265.73, 366.32 and 191.93 is: 264.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.73 : 366.32 = 191.93 : x
  2. Step 2: Convert to fraction form
    265.73/366.32 = 191.93/x
  3. Step 3: Cross multiply
    265.73x = 366.32 × 191.93
  4. Step 4: Simplify right side
    265.73x = 70,305.01
  5. Step 5: Solve for x
    x = 70,305.01/265.73
  6. Step 6: Final answer
    x = 264.58

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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.