Home / 57,532.49-79,378.79-37,105.91

Finding the Fourth Proportional to 57,532.49, 79,378.79 and 37,105.91

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Solution

The fourth proportional to 57,532.49, 79,378.79 and 37,105.91 is: 51,195.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,532.49 : 79,378.79 = 37,105.91 : x
  2. Step 2: Convert to fraction form
    57,532.49/79,378.79 = 37,105.91/x
  3. Step 3: Cross multiply
    57,532.49x = 79,378.79 × 37,105.91
  4. Step 4: Simplify right side
    57,532.49x = 2,945,422,265.98
  5. Step 5: Solve for x
    x = 2,945,422,265.98/57,532.49
  6. Step 6: Final answer
    x = 51,195.81

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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.