Home / 75,996.20-113,991.54-23,404.32

Finding the Fourth Proportional to 75,996.20, 113,991.54 and 23,404.32

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Solution

The fourth proportional to 75,996.20, 113,991.54 and 23,404.32 is: 35,105.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,996.20 : 113,991.54 = 23,404.32 : x
  2. Step 2: Convert to fraction form
    75,996.20/113,991.54 = 23,404.32/x
  3. Step 3: Cross multiply
    75,996.20x = 113,991.54 × 23,404.32
  4. Step 4: Simplify right side
    75,996.20x = 2,667,894,479.45
  5. Step 5: Solve for x
    x = 2,667,894,479.45/75,996.20
  6. Step 6: Final answer
    x = 35,105.63

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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.