Home / 49,112.39-73,720.12-43,525.80

Finding the Fourth Proportional to 49,112.39, 73,720.12 and 43,525.80

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Solution

The fourth proportional to 49,112.39, 73,720.12 and 43,525.80 is: 65,334.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,112.39 : 73,720.12 = 43,525.80 : x
  2. Step 2: Convert to fraction form
    49,112.39/73,720.12 = 43,525.80/x
  3. Step 3: Cross multiply
    49,112.39x = 73,720.12 × 43,525.80
  4. Step 4: Simplify right side
    49,112.39x = 3,208,726,951.74
  5. Step 5: Solve for x
    x = 3,208,726,951.74/49,112.39
  6. Step 6: Final answer
    x = 65,334.37

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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.