Home / 83,442.88-125,163.24-20,263.54

Finding the Fourth Proportional to 83,442.88, 125,163.24 and 20,263.54

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Solution

The fourth proportional to 83,442.88, 125,163.24 and 20,263.54 is: 30,395.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,442.88 : 125,163.24 = 20,263.54 : x
  2. Step 2: Convert to fraction form
    83,442.88/125,163.24 = 20,263.54/x
  3. Step 3: Cross multiply
    83,442.88x = 125,163.24 × 20,263.54
  4. Step 4: Simplify right side
    83,442.88x = 2,536,250,320.27
  5. Step 5: Solve for x
    x = 2,536,250,320.27/83,442.88
  6. Step 6: Final answer
    x = 30,395.05

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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.