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Finding the Fourth Proportional to 243.77, 365.67 and 182.70

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Solution

The fourth proportional to 243.77, 365.67 and 182.70 is: 274.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    243.77 : 365.67 = 182.70 : x
  2. Step 2: Convert to fraction form
    243.77/365.67 = 182.70/x
  3. Step 3: Cross multiply
    243.77x = 365.67 × 182.70
  4. Step 4: Simplify right side
    243.77x = 66,807.91
  5. Step 5: Solve for x
    x = 66,807.91/243.77
  6. Step 6: Final answer
    x = 274.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.