Home / 143,935.95-215,903.91-50,441.70

Finding the Fourth Proportional to 143,935.95, 215,903.91 and 50,441.70

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Solution

The fourth proportional to 143,935.95, 215,903.91 and 50,441.70 is: 75,662.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,935.95 : 215,903.91 = 50,441.70 : x
  2. Step 2: Convert to fraction form
    143,935.95/215,903.91 = 50,441.70/x
  3. Step 3: Cross multiply
    143,935.95x = 215,903.91 × 50,441.70
  4. Step 4: Simplify right side
    143,935.95x = 10,890,560,257.05
  5. Step 5: Solve for x
    x = 10,890,560,257.05/143,935.95
  6. Step 6: Final answer
    x = 75,662.54

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1.5x scale

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.