Home / 323,158.96-445,949.04-179,911.72

Finding the Fourth Proportional to 323,158.96, 445,949.04 and 179,911.72

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Solution

The fourth proportional to 323,158.96, 445,949.04 and 179,911.72 is: 248,272.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,158.96 : 445,949.04 = 179,911.72 : x
  2. Step 2: Convert to fraction form
    323,158.96/445,949.04 = 179,911.72/x
  3. Step 3: Cross multiply
    323,158.96x = 445,949.04 × 179,911.72
  4. Step 4: Simplify right side
    323,158.96x = 80,231,458,818.75
  5. Step 5: Solve for x
    x = 80,231,458,818.75/323,158.96
  6. Step 6: Final answer
    x = 248,272.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.