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Finding the Fourth Proportional to 234,367.80, 323,447.46 and 132,411.96

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Solution

The fourth proportional to 234,367.80, 323,447.46 and 132,411.96 is: 182,739.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,367.80 : 323,447.46 = 132,411.96 : x
  2. Step 2: Convert to fraction form
    234,367.80/323,447.46 = 132,411.96/x
  3. Step 3: Cross multiply
    234,367.80x = 323,447.46 × 132,411.96
  4. Step 4: Simplify right side
    234,367.80x = 42,828,312,135.62
  5. Step 5: Solve for x
    x = 42,828,312,135.62/234,367.80
  6. Step 6: Final answer
    x = 182,739.75

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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.