Home / 75,952.20-113,928.24-33,821.40

Finding the Fourth Proportional to 75,952.20, 113,928.24 and 33,821.40

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Solution

The fourth proportional to 75,952.20, 113,928.24 and 33,821.40 is: 50,732.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,952.20 : 113,928.24 = 33,821.40 : x
  2. Step 2: Convert to fraction form
    75,952.20/113,928.24 = 33,821.40/x
  3. Step 3: Cross multiply
    75,952.20x = 113,928.24 × 33,821.40
  4. Step 4: Simplify right side
    75,952.20x = 3,853,212,576.34
  5. Step 5: Solve for x
    x = 3,853,212,576.34/75,952.20
  6. Step 6: Final answer
    x = 50,732.07

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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.