Home / 143,660.28-215,588.88-50,166.03

Finding the Fourth Proportional to 143,660.28, 215,588.88 and 50,166.03

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Solution

The fourth proportional to 143,660.28, 215,588.88 and 50,166.03 is: 75,283.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,660.28 : 215,588.88 = 50,166.03 : x
  2. Step 2: Convert to fraction form
    143,660.28/215,588.88 = 50,166.03/x
  3. Step 3: Cross multiply
    143,660.28x = 215,588.88 × 50,166.03
  4. Step 4: Simplify right side
    143,660.28x = 10,815,238,221.75
  5. Step 5: Solve for x
    x = 10,815,238,221.75/143,660.28
  6. Step 6: Final answer
    x = 75,283.43

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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.