Home / 230,826.92-345,957.89-131,070.56

Finding the Fourth Proportional to 230,826.92, 345,957.89 and 131,070.56

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Solution

The fourth proportional to 230,826.92, 345,957.89 and 131,070.56 is: 196,445.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,826.92 : 345,957.89 = 131,070.56 : x
  2. Step 2: Convert to fraction form
    230,826.92/345,957.89 = 131,070.56/x
  3. Step 3: Cross multiply
    230,826.92x = 345,957.89 × 131,070.56
  4. Step 4: Simplify right side
    230,826.92x = 45,344,891,993.58
  5. Step 5: Solve for x
    x = 45,344,891,993.58/230,826.92
  6. Step 6: Final answer
    x = 196,445.43

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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.