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Finding the Fourth Proportional to 57,244.44, 78,982.38 and 33,039.48

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Solution

The fourth proportional to 57,244.44, 78,982.38 and 33,039.48 is: 45,585.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,244.44 : 78,982.38 = 33,039.48 : x
  2. Step 2: Convert to fraction form
    57,244.44/78,982.38 = 33,039.48/x
  3. Step 3: Cross multiply
    57,244.44x = 78,982.38 × 33,039.48
  4. Step 4: Simplify right side
    57,244.44x = 2,609,536,764.36
  5. Step 5: Solve for x
    x = 2,609,536,764.36/57,244.44
  6. Step 6: Final answer
    x = 45,585.86

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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.