Home / 75,750.88-113,651.52-33,625.12

Finding the Fourth Proportional to 75,750.88, 113,651.52 and 33,625.12

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Solution

The fourth proportional to 75,750.88, 113,651.52 and 33,625.12 is: 50,448.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,750.88 : 113,651.52 = 33,625.12 : x
  2. Step 2: Convert to fraction form
    75,750.88/113,651.52 = 33,625.12/x
  3. Step 3: Cross multiply
    75,750.88x = 113,651.52 × 33,625.12
  4. Step 4: Simplify right side
    75,750.88x = 3,821,545,998.18
  5. Step 5: Solve for x
    x = 3,821,545,998.18/75,750.88
  6. Step 6: Final answer
    x = 50,448.87

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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.