Home / 75,763.45-113,645.75-33,632.20

Finding the Fourth Proportional to 75,763.45, 113,645.75 and 33,632.20

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Solution

The fourth proportional to 75,763.45, 113,645.75 and 33,632.20 is: 50,448.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,763.45 : 113,645.75 = 33,632.20 : x
  2. Step 2: Convert to fraction form
    75,763.45/113,645.75 = 33,632.20/x
  3. Step 3: Cross multiply
    75,763.45x = 113,645.75 × 33,632.20
  4. Step 4: Simplify right side
    75,763.45x = 3,822,156,593.15
  5. Step 5: Solve for x
    x = 3,822,156,593.15/75,763.45
  6. Step 6: Final answer
    x = 50,448.56

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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.