Home / 65,936.24-90,991.87-35,722.32

Finding the Fourth Proportional to 65,936.24, 90,991.87 and 35,722.32

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Solution

The fourth proportional to 65,936.24, 90,991.87 and 35,722.32 is: 49,296.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,936.24 : 90,991.87 = 35,722.32 : x
  2. Step 2: Convert to fraction form
    65,936.24/90,991.87 = 35,722.32/x
  3. Step 3: Cross multiply
    65,936.24x = 90,991.87 × 35,722.32
  4. Step 4: Simplify right side
    65,936.24x = 3,250,440,697.54
  5. Step 5: Solve for x
    x = 3,250,440,697.54/65,936.24
  6. Step 6: Final answer
    x = 49,296.73

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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.