Home / 65,226.28-89,991.87-36,542.09

Finding the Fourth Proportional to 65,226.28, 89,991.87 and 36,542.09

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Solution

The fourth proportional to 65,226.28, 89,991.87 and 36,542.09 is: 50,416.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,226.28 : 89,991.87 = 36,542.09 : x
  2. Step 2: Convert to fraction form
    65,226.28/89,991.87 = 36,542.09/x
  3. Step 3: Cross multiply
    65,226.28x = 89,991.87 × 36,542.09
  4. Step 4: Simplify right side
    65,226.28x = 3,288,491,012.81
  5. Step 5: Solve for x
    x = 3,288,491,012.81/65,226.28
  6. Step 6: Final answer
    x = 50,416.66

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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.