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Finding the Fourth Proportional to 239.95, 330.50 and 184.58

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Solution

The fourth proportional to 239.95, 330.50 and 184.58 is: 254.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    239.95 : 330.50 = 184.58 : x
  2. Step 2: Convert to fraction form
    239.95/330.50 = 184.58/x
  3. Step 3: Cross multiply
    239.95x = 330.50 × 184.58
  4. Step 4: Simplify right side
    239.95x = 61,003.69
  5. Step 5: Solve for x
    x = 61,003.69/239.95
  6. Step 6: Final answer
    x = 254.24

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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.