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Finding the Fourth Proportional to 366.34, 549.57 and 122.93

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Solution

The fourth proportional to 366.34, 549.57 and 122.93 is: 184.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.34 : 549.57 = 122.93 : x
  2. Step 2: Convert to fraction form
    366.34/549.57 = 122.93/x
  3. Step 3: Cross multiply
    366.34x = 549.57 × 122.93
  4. Step 4: Simplify right side
    366.34x = 67,558.64
  5. Step 5: Solve for x
    x = 67,558.64/366.34
  6. Step 6: Final answer
    x = 184.42

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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.