Home / 65,936.11-90,991.44-35,722.02

Finding the Fourth Proportional to 65,936.11, 90,991.44 and 35,722.02

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Solution

The fourth proportional to 65,936.11, 90,991.44 and 35,722.02 is: 49,296.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,936.11 : 90,991.44 = 35,722.02 : x
  2. Step 2: Convert to fraction form
    65,936.11/90,991.44 = 35,722.02/x
  3. Step 3: Cross multiply
    65,936.11x = 90,991.44 × 35,722.02
  4. Step 4: Simplify right side
    65,936.11x = 3,250,398,039.51
  5. Step 5: Solve for x
    x = 3,250,398,039.51/65,936.11
  6. Step 6: Final answer
    x = 49,296.18

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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.