Home / 104,099.12-156,206.42-50,791.53

Finding the Fourth Proportional to 104,099.12, 156,206.42 and 50,791.53

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Solution

The fourth proportional to 104,099.12, 156,206.42 and 50,791.53 is: 76,215.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,099.12 : 156,206.42 = 50,791.53 : x
  2. Step 2: Convert to fraction form
    104,099.12/156,206.42 = 50,791.53/x
  3. Step 3: Cross multiply
    104,099.12x = 156,206.42 × 50,791.53
  4. Step 4: Simplify right side
    104,099.12x = 7,933,963,399.44
  5. Step 5: Solve for x
    x = 7,933,963,399.44/104,099.12
  6. Step 6: Final answer
    x = 76,215.47

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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.