Home / 146,195.10-219,183.30-79,710.30

Finding the Fourth Proportional to 146,195.10, 219,183.30 and 79,710.30

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Solution

The fourth proportional to 146,195.10, 219,183.30 and 79,710.30 is: 119,505.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,195.10 : 219,183.30 = 79,710.30 : x
  2. Step 2: Convert to fraction form
    146,195.10/219,183.30 = 79,710.30/x
  3. Step 3: Cross multiply
    146,195.10x = 219,183.30 × 79,710.30
  4. Step 4: Simplify right side
    146,195.10x = 17,471,166,597.99
  5. Step 5: Solve for x
    x = 17,471,166,597.99/146,195.10
  6. Step 6: Final answer
    x = 119,505.83

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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.