Home / 50,133.45-75,209.66-20,150.03

Finding the Fourth Proportional to 50,133.45, 75,209.66 and 20,150.03

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Solution

The fourth proportional to 50,133.45, 75,209.66 and 20,150.03 is: 30,228.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,133.45 : 75,209.66 = 20,150.03 : x
  2. Step 2: Convert to fraction form
    50,133.45/75,209.66 = 20,150.03/x
  3. Step 3: Cross multiply
    50,133.45x = 75,209.66 × 20,150.03
  4. Step 4: Simplify right side
    50,133.45x = 1,515,476,428.49
  5. Step 5: Solve for x
    x = 1,515,476,428.49/50,133.45
  6. Step 6: Final answer
    x = 30,228.85

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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.