Home / 135,874.95-203,732.64-41,076.60

Finding the Fourth Proportional to 135,874.95, 203,732.64 and 41,076.60

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Solution

The fourth proportional to 135,874.95, 203,732.64 and 41,076.60 is: 61,590.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,874.95 : 203,732.64 = 41,076.60 : x
  2. Step 2: Convert to fraction form
    135,874.95/203,732.64 = 41,076.60/x
  3. Step 3: Cross multiply
    135,874.95x = 203,732.64 × 41,076.60
  4. Step 4: Simplify right side
    135,874.95x = 8,368,644,160.22
  5. Step 5: Solve for x
    x = 8,368,644,160.22/135,874.95
  6. Step 6: Final answer
    x = 61,590.78

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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.