Home / 73,336.20-109,987.68-33,855.18

Finding the Fourth Proportional to 73,336.20, 109,987.68 and 33,855.18

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Solution

The fourth proportional to 73,336.20, 109,987.68 and 33,855.18 is: 50,775.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,336.20 : 109,987.68 = 33,855.18 : x
  2. Step 2: Convert to fraction form
    73,336.20/109,987.68 = 33,855.18/x
  3. Step 3: Cross multiply
    73,336.20x = 109,987.68 × 33,855.18
  4. Step 4: Simplify right side
    73,336.20x = 3,723,652,418.69
  5. Step 5: Solve for x
    x = 3,723,652,418.69/73,336.20
  6. Step 6: Final answer
    x = 50,775.10

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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.