Home / 143,494.20-215,124.66-50,065.56

Finding the Fourth Proportional to 143,494.20, 215,124.66 and 50,065.56

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Solution

The fourth proportional to 143,494.20, 215,124.66 and 50,065.56 is: 75,057.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,494.20 : 215,124.66 = 50,065.56 : x
  2. Step 2: Convert to fraction form
    143,494.20/215,124.66 = 50,065.56/x
  3. Step 3: Cross multiply
    143,494.20x = 215,124.66 × 50,065.56
  4. Step 4: Simplify right side
    143,494.20x = 10,770,336,572.71
  5. Step 5: Solve for x
    x = 10,770,336,572.71/143,494.20
  6. Step 6: Final answer
    x = 75,057.64

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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.