Home / 143,704.68-215,557.38-50,210.40

Finding the Fourth Proportional to 143,704.68, 215,557.38 and 50,210.40

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Solution

The fourth proportional to 143,704.68, 215,557.38 and 50,210.40 is: 75,315.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,704.68 : 215,557.38 = 50,210.40 : x
  2. Step 2: Convert to fraction form
    143,704.68/215,557.38 = 50,210.40/x
  3. Step 3: Cross multiply
    143,704.68x = 215,557.38 × 50,210.40
  4. Step 4: Simplify right side
    143,704.68x = 10,823,222,272.75
  5. Step 5: Solve for x
    x = 10,823,222,272.75/143,704.68
  6. Step 6: Final answer
    x = 75,315.73

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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.