Home / 143,949.92-215,917.08-44,110.40

Finding the Fourth Proportional to 143,949.92, 215,917.08 and 44,110.40

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Solution

The fourth proportional to 143,949.92, 215,917.08 and 44,110.40 is: 66,163.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,949.92 : 215,917.08 = 44,110.40 : x
  2. Step 2: Convert to fraction form
    143,949.92/215,917.08 = 44,110.40/x
  3. Step 3: Cross multiply
    143,949.92x = 215,917.08 × 44,110.40
  4. Step 4: Simplify right side
    143,949.92x = 9,524,187,686.05
  5. Step 5: Solve for x
    x = 9,524,187,686.05/143,949.92
  6. Step 6: Final answer
    x = 66,163.20

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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.