Home / 135,494.22-203,251.86-40,717.02

Finding the Fourth Proportional to 135,494.22, 203,251.86 and 40,717.02

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Solution

The fourth proportional to 135,494.22, 203,251.86 and 40,717.02 is: 61,078.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,494.22 : 203,251.86 = 40,717.02 : x
  2. Step 2: Convert to fraction form
    135,494.22/203,251.86 = 40,717.02/x
  3. Step 3: Cross multiply
    135,494.22x = 203,251.86 × 40,717.02
  4. Step 4: Simplify right side
    135,494.22x = 8,275,810,048.66
  5. Step 5: Solve for x
    x = 8,275,810,048.66/135,494.22
  6. Step 6: Final answer
    x = 61,078.69

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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.