Home / 75,568.11-113,352.26-28,182.48

Finding the Fourth Proportional to 75,568.11, 113,352.26 and 28,182.48

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Solution

The fourth proportional to 75,568.11, 113,352.26 and 28,182.48 is: 42,273.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,568.11 : 113,352.26 = 28,182.48 : x
  2. Step 2: Convert to fraction form
    75,568.11/113,352.26 = 28,182.48/x
  3. Step 3: Cross multiply
    75,568.11x = 113,352.26 × 28,182.48
  4. Step 4: Simplify right side
    75,568.11x = 3,194,547,659.49
  5. Step 5: Solve for x
    x = 3,194,547,659.49/75,568.11
  6. Step 6: Final answer
    x = 42,273.75

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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.