Home / 143,519.13-215,279.78-50,024.97

Finding the Fourth Proportional to 143,519.13, 215,279.78 and 50,024.97

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Solution

The fourth proportional to 143,519.13, 215,279.78 and 50,024.97 is: 75,037.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,519.13 : 215,279.78 = 50,024.97 : x
  2. Step 2: Convert to fraction form
    143,519.13/215,279.78 = 50,024.97/x
  3. Step 3: Cross multiply
    143,519.13x = 215,279.78 × 50,024.97
  4. Step 4: Simplify right side
    143,519.13x = 10,769,364,536.11
  5. Step 5: Solve for x
    x = 10,769,364,536.11/143,519.13
  6. Step 6: Final answer
    x = 75,037.83

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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.