Home / 260,566.92-391,037.31-110,912.36

Finding the Fourth Proportional to 260,566.92, 391,037.31 and 110,912.36

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Solution

The fourth proportional to 260,566.92, 391,037.31 and 110,912.36 is: 166,448.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,566.92 : 391,037.31 = 110,912.36 : x
  2. Step 2: Convert to fraction form
    260,566.92/391,037.31 = 110,912.36/x
  3. Step 3: Cross multiply
    260,566.92x = 391,037.31 × 110,912.36
  4. Step 4: Simplify right side
    260,566.92x = 43,370,868,944.97
  5. Step 5: Solve for x
    x = 43,370,868,944.97/260,566.92
  6. Step 6: Final answer
    x = 166,448.10

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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.