Home / 132,651.44-198,998.76-39,166.64

Finding the Fourth Proportional to 132,651.44, 198,998.76 and 39,166.64

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Solution

The fourth proportional to 132,651.44, 198,998.76 and 39,166.64 is: 58,756.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,651.44 : 198,998.76 = 39,166.64 : x
  2. Step 2: Convert to fraction form
    132,651.44/198,998.76 = 39,166.64/x
  3. Step 3: Cross multiply
    132,651.44x = 198,998.76 × 39,166.64
  4. Step 4: Simplify right side
    132,651.44x = 7,794,112,793.37
  5. Step 5: Solve for x
    x = 7,794,112,793.37/132,651.44
  6. Step 6: Final answer
    x = 58,756.34

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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.