Home / 50,238.12-75,357.20-39,153.12

Finding the Fourth Proportional to 50,238.12, 75,357.20 and 39,153.12

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Solution

The fourth proportional to 50,238.12, 75,357.20 and 39,153.12 is: 58,729.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,238.12 : 75,357.20 = 39,153.12 : x
  2. Step 2: Convert to fraction form
    50,238.12/75,357.20 = 39,153.12/x
  3. Step 3: Cross multiply
    50,238.12x = 75,357.20 × 39,153.12
  4. Step 4: Simplify right side
    50,238.12x = 2,950,469,494.46
  5. Step 5: Solve for x
    x = 2,950,469,494.46/50,238.12
  6. Step 6: Final answer
    x = 58,729.70

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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.