Home / 135,901.40-203,854.22-41,132.61

Finding the Fourth Proportional to 135,901.40, 203,854.22 and 41,132.61

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Solution

The fourth proportional to 135,901.40, 203,854.22 and 41,132.61 is: 61,699.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,901.40 : 203,854.22 = 41,132.61 : x
  2. Step 2: Convert to fraction form
    135,901.40/203,854.22 = 41,132.61/x
  3. Step 3: Cross multiply
    135,901.40x = 203,854.22 × 41,132.61
  4. Step 4: Simplify right side
    135,901.40x = 8,385,056,076.70
  5. Step 5: Solve for x
    x = 8,385,056,076.70/135,901.40
  6. Step 6: Final answer
    x = 61,699.56

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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.