Home / 143,630.54-215,544.22-50,136.28

Finding the Fourth Proportional to 143,630.54, 215,544.22 and 50,136.28

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Solution

The fourth proportional to 143,630.54, 215,544.22 and 50,136.28 is: 75,238.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,630.54 : 215,544.22 = 50,136.28 : x
  2. Step 2: Convert to fraction form
    143,630.54/215,544.22 = 50,136.28/x
  3. Step 3: Cross multiply
    143,630.54x = 215,544.22 × 50,136.28
  4. Step 4: Simplify right side
    143,630.54x = 10,806,585,366.30
  5. Step 5: Solve for x
    x = 10,806,585,366.30/143,630.54
  6. Step 6: Final answer
    x = 75,238.77

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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.