Home / 57,359.35-79,142.05-33,472.39

Finding the Fourth Proportional to 57,359.35, 79,142.05 and 33,472.39

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Solution

The fourth proportional to 57,359.35, 79,142.05 and 33,472.39 is: 46,183.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,359.35 : 79,142.05 = 33,472.39 : x
  2. Step 2: Convert to fraction form
    57,359.35/79,142.05 = 33,472.39/x
  3. Step 3: Cross multiply
    57,359.35x = 79,142.05 × 33,472.39
  4. Step 4: Simplify right side
    57,359.35x = 2,649,073,563.00
  5. Step 5: Solve for x
    x = 2,649,073,563.00/57,359.35
  6. Step 6: Final answer
    x = 46,183.81

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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.