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Finding the Fourth Proportional to 250,067.76, 374,842.44 and 156,358.32

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Solution

The fourth proportional to 250,067.76, 374,842.44 and 156,358.32 is: 234,375.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,067.76 : 374,842.44 = 156,358.32 : x
  2. Step 2: Convert to fraction form
    250,067.76/374,842.44 = 156,358.32/x
  3. Step 3: Cross multiply
    250,067.76x = 374,842.44 × 156,358.32
  4. Step 4: Simplify right side
    250,067.76x = 58,609,734,183.10
  5. Step 5: Solve for x
    x = 58,609,734,183.10/250,067.76
  6. Step 6: Final answer
    x = 234,375.41

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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.