Home / 115,742.20-173,629.94-35,786.41

Finding the Fourth Proportional to 115,742.20, 173,629.94 and 35,786.41

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Solution

The fourth proportional to 115,742.20, 173,629.94 and 35,786.41 is: 53,684.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,742.20 : 173,629.94 = 35,786.41 : x
  2. Step 2: Convert to fraction form
    115,742.20/173,629.94 = 35,786.41/x
  3. Step 3: Cross multiply
    115,742.20x = 173,629.94 × 35,786.41
  4. Step 4: Simplify right side
    115,742.20x = 6,213,591,708.76
  5. Step 5: Solve for x
    x = 6,213,591,708.76/115,742.20
  6. Step 6: Final answer
    x = 53,684.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.