Home / 148,093.42-204,285.87-90,760.52

Finding the Fourth Proportional to 148,093.42, 204,285.87 and 90,760.52

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Solution

The fourth proportional to 148,093.42, 204,285.87 and 90,760.52 is: 125,198.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,093.42 : 204,285.87 = 90,760.52 : x
  2. Step 2: Convert to fraction form
    148,093.42/204,285.87 = 90,760.52/x
  3. Step 3: Cross multiply
    148,093.42x = 204,285.87 × 90,760.52
  4. Step 4: Simplify right side
    148,093.42x = 18,541,091,789.85
  5. Step 5: Solve for x
    x = 18,541,091,789.85/148,093.42
  6. Step 6: Final answer
    x = 125,198.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.