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Finding the Fourth Proportional to 293.04, 439.61 and 110.45

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Solution

The fourth proportional to 293.04, 439.61 and 110.45 is: 165.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.04 : 439.61 = 110.45 : x
  2. Step 2: Convert to fraction form
    293.04/439.61 = 110.45/x
  3. Step 3: Cross multiply
    293.04x = 439.61 × 110.45
  4. Step 4: Simplify right side
    293.04x = 48,554.65
  5. Step 5: Solve for x
    x = 48,554.65/293.04
  6. Step 6: Final answer
    x = 165.69

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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.