Home / 75,826.72-113,753.46-25,895.11

Finding the Fourth Proportional to 75,826.72, 113,753.46 and 25,895.11

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Solution

The fourth proportional to 75,826.72, 113,753.46 and 25,895.11 is: 38,847.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,826.72 : 113,753.46 = 25,895.11 : x
  2. Step 2: Convert to fraction form
    75,826.72/113,753.46 = 25,895.11/x
  3. Step 3: Cross multiply
    75,826.72x = 113,753.46 × 25,895.11
  4. Step 4: Simplify right side
    75,826.72x = 2,945,658,359.58
  5. Step 5: Solve for x
    x = 2,945,658,359.58/75,826.72
  6. Step 6: Final answer
    x = 38,847.23

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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.