Home / 75,749.70-104,535.32-41,759.52

Finding the Fourth Proportional to 75,749.70, 104,535.32 and 41,759.52

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Solution

The fourth proportional to 75,749.70, 104,535.32 and 41,759.52 is: 57,628.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,749.70 : 104,535.32 = 41,759.52 : x
  2. Step 2: Convert to fraction form
    75,749.70/104,535.32 = 41,759.52/x
  3. Step 3: Cross multiply
    75,749.70x = 104,535.32 × 41,759.52
  4. Step 4: Simplify right side
    75,749.70x = 4,365,344,786.25
  5. Step 5: Solve for x
    x = 4,365,344,786.25/75,749.70
  6. Step 6: Final answer
    x = 57,628.54

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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.