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Finding the Fourth Proportional to 356.04, 534.06 and 160.98

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Solution

The fourth proportional to 356.04, 534.06 and 160.98 is: 241.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    356.04 : 534.06 = 160.98 : x
  2. Step 2: Convert to fraction form
    356.04/534.06 = 160.98/x
  3. Step 3: Cross multiply
    356.04x = 534.06 × 160.98
  4. Step 4: Simplify right side
    356.04x = 85,972.98
  5. Step 5: Solve for x
    x = 85,972.98/356.04
  6. Step 6: Final answer
    x = 241.47

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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.