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Finding the Fourth Proportional to 243.77, 336.51 and 184.76

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Solution

The fourth proportional to 243.77, 336.51 and 184.76 is: 255.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    243.77 : 336.51 = 184.76 : x
  2. Step 2: Convert to fraction form
    243.77/336.51 = 184.76/x
  3. Step 3: Cross multiply
    243.77x = 336.51 × 184.76
  4. Step 4: Simplify right side
    243.77x = 62,174.43
  5. Step 5: Solve for x
    x = 62,174.43/243.77
  6. Step 6: Final answer
    x = 255.06

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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.