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Finding the Fourth Proportional to 43,991.39, 60,659.97 and 32,681.87

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Solution

The fourth proportional to 43,991.39, 60,659.97 and 32,681.87 is: 45,065.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,991.39 : 60,659.97 = 32,681.87 : x
  2. Step 2: Convert to fraction form
    43,991.39/60,659.97 = 32,681.87/x
  3. Step 3: Cross multiply
    43,991.39x = 60,659.97 × 32,681.87
  4. Step 4: Simplify right side
    43,991.39x = 1,982,481,055.36
  5. Step 5: Solve for x
    x = 1,982,481,055.36/43,991.39
  6. Step 6: Final answer
    x = 45,065.20

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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.