Home / 75,928.58-104,779.33-41,936.46

Finding the Fourth Proportional to 75,928.58, 104,779.33 and 41,936.46

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Solution

The fourth proportional to 75,928.58, 104,779.33 and 41,936.46 is: 57,871.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,928.58 : 104,779.33 = 41,936.46 : x
  2. Step 2: Convert to fraction form
    75,928.58/104,779.33 = 41,936.46/x
  3. Step 3: Cross multiply
    75,928.58x = 104,779.33 × 41,936.46
  4. Step 4: Simplify right side
    75,928.58x = 4,394,074,181.37
  5. Step 5: Solve for x
    x = 4,394,074,181.37/75,928.58
  6. Step 6: Final answer
    x = 57,871.15

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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.