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Finding the Fourth Proportional to 227.58, 341.48 and 124.94

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Solution

The fourth proportional to 227.58, 341.48 and 124.94 is: 187.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.58 : 341.48 = 124.94 : x
  2. Step 2: Convert to fraction form
    227.58/341.48 = 124.94/x
  3. Step 3: Cross multiply
    227.58x = 341.48 × 124.94
  4. Step 4: Simplify right side
    227.58x = 42,662.18
  5. Step 5: Solve for x
    x = 42,662.18/227.58
  6. Step 6: Final answer
    x = 187.46

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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.