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Finding the Fourth Proportional to 323,101.80, 445,888.31 and 179,871.52

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Solution

The fourth proportional to 323,101.80, 445,888.31 and 179,871.52 is: 248,227.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,101.80 : 445,888.31 = 179,871.52 : x
  2. Step 2: Convert to fraction form
    323,101.80/445,888.31 = 179,871.52/x
  3. Step 3: Cross multiply
    323,101.80x = 445,888.31 × 179,871.52
  4. Step 4: Simplify right side
    323,101.80x = 80,202,608,069.93
  5. Step 5: Solve for x
    x = 80,202,608,069.93/323,101.80
  6. Step 6: Final answer
    x = 248,227.05

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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.