Home / 143,942.66-215,944.97-44,109.75

Finding the Fourth Proportional to 143,942.66, 215,944.97 and 44,109.75

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Solution

The fourth proportional to 143,942.66, 215,944.97 and 44,109.75 is: 66,174.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,942.66 : 215,944.97 = 44,109.75 : x
  2. Step 2: Convert to fraction form
    143,942.66/215,944.97 = 44,109.75/x
  3. Step 3: Cross multiply
    143,942.66x = 215,944.97 × 44,109.75
  4. Step 4: Simplify right side
    143,942.66x = 9,525,278,640.46
  5. Step 5: Solve for x
    x = 9,525,278,640.46/143,942.66
  6. Step 6: Final answer
    x = 66,174.12

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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.