Home / 75,722.45-113,575.77-33,603.26

Finding the Fourth Proportional to 75,722.45, 113,575.77 and 33,603.26

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Solution

The fourth proportional to 75,722.45, 113,575.77 and 33,603.26 is: 50,401.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,722.45 : 113,575.77 = 33,603.26 : x
  2. Step 2: Convert to fraction form
    75,722.45/113,575.77 = 33,603.26/x
  3. Step 3: Cross multiply
    75,722.45x = 113,575.77 × 33,603.26
  4. Step 4: Simplify right side
    75,722.45x = 3,816,515,561.13
  5. Step 5: Solve for x
    x = 3,816,515,561.13/75,722.45
  6. Step 6: Final answer
    x = 50,401.38

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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.