Home / 143,020.14-214,380.51-48,217.56

Finding the Fourth Proportional to 143,020.14, 214,380.51 and 48,217.56

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Solution

The fourth proportional to 143,020.14, 214,380.51 and 48,217.56 is: 72,275.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,020.14 : 214,380.51 = 48,217.56 : x
  2. Step 2: Convert to fraction form
    143,020.14/214,380.51 = 48,217.56/x
  3. Step 3: Cross multiply
    143,020.14x = 214,380.51 × 48,217.56
  4. Step 4: Simplify right side
    143,020.14x = 10,336,905,103.76
  5. Step 5: Solve for x
    x = 10,336,905,103.76/143,020.14
  6. Step 6: Final answer
    x = 72,275.87

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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.