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Finding the Fourth Proportional to 341.02, 511.22 and 167.56

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Solution

The fourth proportional to 341.02, 511.22 and 167.56 is: 251.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.02 : 511.22 = 167.56 : x
  2. Step 2: Convert to fraction form
    341.02/511.22 = 167.56/x
  3. Step 3: Cross multiply
    341.02x = 511.22 × 167.56
  4. Step 4: Simplify right side
    341.02x = 85,660.02
  5. Step 5: Solve for x
    x = 85,660.02/341.02
  6. Step 6: Final answer
    x = 251.19

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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.