Home / 143,626.92-215,538.78-50,132.64

Finding the Fourth Proportional to 143,626.92, 215,538.78 and 50,132.64

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Solution

The fourth proportional to 143,626.92, 215,538.78 and 50,132.64 is: 75,233.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,626.92 : 215,538.78 = 50,132.64 : x
  2. Step 2: Convert to fraction form
    143,626.92/215,538.78 = 50,132.64/x
  3. Step 3: Cross multiply
    143,626.92x = 215,538.78 × 50,132.64
  4. Step 4: Simplify right side
    143,626.92x = 10,805,528,063.78
  5. Step 5: Solve for x
    x = 10,805,528,063.78/143,626.92
  6. Step 6: Final answer
    x = 75,233.31

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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.