Home / 64,591.28-89,135.87-35,910.06

Finding the Fourth Proportional to 64,591.28, 89,135.87 and 35,910.06

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Solution

The fourth proportional to 64,591.28, 89,135.87 and 35,910.06 is: 49,555.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,591.28 : 89,135.87 = 35,910.06 : x
  2. Step 2: Convert to fraction form
    64,591.28/89,135.87 = 35,910.06/x
  3. Step 3: Cross multiply
    64,591.28x = 89,135.87 × 35,910.06
  4. Step 4: Simplify right side
    64,591.28x = 3,200,874,439.85
  5. Step 5: Solve for x
    x = 3,200,874,439.85/64,591.28
  6. Step 6: Final answer
    x = 49,555.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.