Home / 135,826.83-203,694.11-47,059.61

Finding the Fourth Proportional to 135,826.83, 203,694.11 and 47,059.61

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Solution

The fourth proportional to 135,826.83, 203,694.11 and 47,059.61 is: 70,573.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,826.83 : 203,694.11 = 47,059.61 : x
  2. Step 2: Convert to fraction form
    135,826.83/203,694.11 = 47,059.61/x
  3. Step 3: Cross multiply
    135,826.83x = 203,694.11 × 47,059.61
  4. Step 4: Simplify right side
    135,826.83x = 9,585,765,140.60
  5. Step 5: Solve for x
    x = 9,585,765,140.60/135,826.83
  6. Step 6: Final answer
    x = 70,573.43

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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.