Home / 50,217.86-75,351.36-20,230.85

Finding the Fourth Proportional to 50,217.86, 75,351.36 and 20,230.85

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Solution

The fourth proportional to 50,217.86, 75,351.36 and 20,230.85 is: 30,356.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,217.86 : 75,351.36 = 20,230.85 : x
  2. Step 2: Convert to fraction form
    50,217.86/75,351.36 = 20,230.85/x
  3. Step 3: Cross multiply
    50,217.86x = 75,351.36 × 20,230.85
  4. Step 4: Simplify right side
    50,217.86x = 1,524,422,061.46
  5. Step 5: Solve for x
    x = 1,524,422,061.46/50,217.86
  6. Step 6: Final answer
    x = 30,356.17

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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.