Home / 73,180.26-109,791.47-35,761.90

Finding the Fourth Proportional to 73,180.26, 109,791.47 and 35,761.90

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Solution

The fourth proportional to 73,180.26, 109,791.47 and 35,761.90 is: 53,653.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,180.26 : 109,791.47 = 35,761.90 : x
  2. Step 2: Convert to fraction form
    73,180.26/109,791.47 = 35,761.90/x
  3. Step 3: Cross multiply
    73,180.26x = 109,791.47 × 35,761.90
  4. Step 4: Simplify right side
    73,180.26x = 3,926,351,570.99
  5. Step 5: Solve for x
    x = 3,926,351,570.99/73,180.26
  6. Step 6: Final answer
    x = 53,653.15

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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.