Home / 135,910.22-203,849.50-36,078.16

Finding the Fourth Proportional to 135,910.22, 203,849.50 and 36,078.16

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Solution

The fourth proportional to 135,910.22, 203,849.50 and 36,078.16 is: 54,113.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,910.22 : 203,849.50 = 36,078.16 : x
  2. Step 2: Convert to fraction form
    135,910.22/203,849.50 = 36,078.16/x
  3. Step 3: Cross multiply
    135,910.22x = 203,849.50 × 36,078.16
  4. Step 4: Simplify right side
    135,910.22x = 7,354,514,876.92
  5. Step 5: Solve for x
    x = 7,354,514,876.92/135,910.22
  6. Step 6: Final answer
    x = 54,113.04

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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.