Home / 96,219.20-144,474.60-74,057.60

Finding the Fourth Proportional to 96,219.20, 144,474.60 and 74,057.60

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Solution

The fourth proportional to 96,219.20, 144,474.60 and 74,057.60 is: 111,198.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,219.20 : 144,474.60 = 74,057.60 : x
  2. Step 2: Convert to fraction form
    96,219.20/144,474.60 = 74,057.60/x
  3. Step 3: Cross multiply
    96,219.20x = 144,474.60 × 74,057.60
  4. Step 4: Simplify right side
    96,219.20x = 10,699,442,136.96
  5. Step 5: Solve for x
    x = 10,699,442,136.96/96,219.20
  6. Step 6: Final answer
    x = 111,198.62

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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.