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Finding the Fourth Proportional to 366.23, 549.26 and 106.18

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Solution

The fourth proportional to 366.23, 549.26 and 106.18 is: 159.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.23 : 549.26 = 106.18 : x
  2. Step 2: Convert to fraction form
    366.23/549.26 = 106.18/x
  3. Step 3: Cross multiply
    366.23x = 549.26 × 106.18
  4. Step 4: Simplify right side
    366.23x = 58,318.92
  5. Step 5: Solve for x
    x = 58,318.92/366.23
  6. Step 6: Final answer
    x = 159.24

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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.