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Finding the Fourth Proportional to 203.26, 304.88 and 58.97

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Solution

The fourth proportional to 203.26, 304.88 and 58.97 is: 88.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    203.26 : 304.88 = 58.97 : x
  2. Step 2: Convert to fraction form
    203.26/304.88 = 58.97/x
  3. Step 3: Cross multiply
    203.26x = 304.88 × 58.97
  4. Step 4: Simplify right side
    203.26x = 17,978.77
  5. Step 5: Solve for x
    x = 17,978.77/203.26
  6. Step 6: Final answer
    x = 88.45

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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.