Home / 225,896.04-311,761.08-144,299.39

Finding the Fourth Proportional to 225,896.04, 311,761.08 and 144,299.39

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Solution

The fourth proportional to 225,896.04, 311,761.08 and 144,299.39 is: 199,148.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,896.04 : 311,761.08 = 144,299.39 : x
  2. Step 2: Convert to fraction form
    225,896.04/311,761.08 = 144,299.39/x
  3. Step 3: Cross multiply
    225,896.04x = 311,761.08 × 144,299.39
  4. Step 4: Simplify right side
    225,896.04x = 44,986,932,110.94
  5. Step 5: Solve for x
    x = 44,986,932,110.94/225,896.04
  6. Step 6: Final answer
    x = 199,148.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.