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Finding the Fourth Proportional to 293.68, 440.56 and 101.26

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Solution

The fourth proportional to 293.68, 440.56 and 101.26 is: 151.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.68 : 440.56 = 101.26 : x
  2. Step 2: Convert to fraction form
    293.68/440.56 = 101.26/x
  3. Step 3: Cross multiply
    293.68x = 440.56 × 101.26
  4. Step 4: Simplify right side
    293.68x = 44,611.11
  5. Step 5: Solve for x
    x = 44,611.11/293.68
  6. Step 6: Final answer
    x = 151.90

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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.