Home / 132,759.37-199,175.96-57,886.06

Finding the Fourth Proportional to 132,759.37, 199,175.96 and 57,886.06

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Solution

The fourth proportional to 132,759.37, 199,175.96 and 57,886.06 is: 86,845.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,759.37 : 199,175.96 = 57,886.06 : x
  2. Step 2: Convert to fraction form
    132,759.37/199,175.96 = 57,886.06/x
  3. Step 3: Cross multiply
    132,759.37x = 199,175.96 × 57,886.06
  4. Step 4: Simplify right side
    132,759.37x = 11,529,511,571.12
  5. Step 5: Solve for x
    x = 11,529,511,571.12/132,759.37
  6. Step 6: Final answer
    x = 86,845.18

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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.