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Finding the Fourth Proportional to 224.98, 337.58 and 127.59

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Solution

The fourth proportional to 224.98, 337.58 and 127.59 is: 191.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.98 : 337.58 = 127.59 : x
  2. Step 2: Convert to fraction form
    224.98/337.58 = 127.59/x
  3. Step 3: Cross multiply
    224.98x = 337.58 × 127.59
  4. Step 4: Simplify right side
    224.98x = 43,071.83
  5. Step 5: Solve for x
    x = 43,071.83/224.98
  6. Step 6: Final answer
    x = 191.45

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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.