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Finding the Fourth Proportional to 293.05, 439.53 and 110.44

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Solution

The fourth proportional to 293.05, 439.53 and 110.44 is: 165.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.05 : 439.53 = 110.44 : x
  2. Step 2: Convert to fraction form
    293.05/439.53 = 110.44/x
  3. Step 3: Cross multiply
    293.05x = 439.53 × 110.44
  4. Step 4: Simplify right side
    293.05x = 48,541.69
  5. Step 5: Solve for x
    x = 48,541.69/293.05
  6. Step 6: Final answer
    x = 165.64

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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.