Home / 143,911.22-215,736.14-50,365.94

Finding the Fourth Proportional to 143,911.22, 215,736.14 and 50,365.94

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Solution

The fourth proportional to 143,911.22, 215,736.14 and 50,365.94 is: 75,503.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,911.22 : 215,736.14 = 50,365.94 : x
  2. Step 2: Convert to fraction form
    143,911.22/215,736.14 = 50,365.94/x
  3. Step 3: Cross multiply
    143,911.22x = 215,736.14 × 50,365.94
  4. Step 4: Simplify right side
    143,911.22x = 10,865,752,530.31
  5. Step 5: Solve for x
    x = 10,865,752,530.31/143,911.22
  6. Step 6: Final answer
    x = 75,503.17

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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.