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Finding the Fourth Proportional to 227.34, 341.01 and 99.06

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Solution

The fourth proportional to 227.34, 341.01 and 99.06 is: 148.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.34 : 341.01 = 99.06 : x
  2. Step 2: Convert to fraction form
    227.34/341.01 = 99.06/x
  3. Step 3: Cross multiply
    227.34x = 341.01 × 99.06
  4. Step 4: Simplify right side
    227.34x = 33,780.45
  5. Step 5: Solve for x
    x = 33,780.45/227.34
  6. Step 6: Final answer
    x = 148.59

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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.