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Finding the Fourth Proportional to 243.59, 336.26 and 184.58

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Solution

The fourth proportional to 243.59, 336.26 and 184.58 is: 254.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    243.59 : 336.26 = 184.58 : x
  2. Step 2: Convert to fraction form
    243.59/336.26 = 184.58/x
  3. Step 3: Cross multiply
    243.59x = 336.26 × 184.58
  4. Step 4: Simplify right side
    243.59x = 62,064.27
  5. Step 5: Solve for x
    x = 62,064.27/243.59
  6. Step 6: Final answer
    x = 254.80

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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.