Home / 75,575.49-113,238.67-43,896.62

Finding the Fourth Proportional to 75,575.49, 113,238.67 and 43,896.62

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Solution

The fourth proportional to 75,575.49, 113,238.67 and 43,896.62 is: 65,772.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,575.49 : 113,238.67 = 43,896.62 : x
  2. Step 2: Convert to fraction form
    75,575.49/113,238.67 = 43,896.62/x
  3. Step 3: Cross multiply
    75,575.49x = 113,238.67 × 43,896.62
  4. Step 4: Simplify right side
    75,575.49x = 4,970,794,866.30
  5. Step 5: Solve for x
    x = 4,970,794,866.30/75,575.49
  6. Step 6: Final answer
    x = 65,772.58

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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.