Home / 143,786.24-215,708.52-50,357.60

Finding the Fourth Proportional to 143,786.24, 215,708.52 and 50,357.60

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Solution

The fourth proportional to 143,786.24, 215,708.52 and 50,357.60 is: 75,546.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,786.24 : 215,708.52 = 50,357.60 : x
  2. Step 2: Convert to fraction form
    143,786.24/215,708.52 = 50,357.60/x
  3. Step 3: Cross multiply
    143,786.24x = 215,708.52 × 50,357.60
  4. Step 4: Simplify right side
    143,786.24x = 10,862,563,366.75
  5. Step 5: Solve for x
    x = 10,862,563,366.75/143,786.24
  6. Step 6: Final answer
    x = 75,546.61

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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.