Home / 134,743.46-202,086.97-39,974.54

Finding the Fourth Proportional to 134,743.46, 202,086.97 and 39,974.54

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Solution

The fourth proportional to 134,743.46, 202,086.97 and 39,974.54 is: 59,953.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,743.46 : 202,086.97 = 39,974.54 : x
  2. Step 2: Convert to fraction form
    134,743.46/202,086.97 = 39,974.54/x
  3. Step 3: Cross multiply
    134,743.46x = 202,086.97 × 39,974.54
  4. Step 4: Simplify right side
    134,743.46x = 8,078,332,555.37
  5. Step 5: Solve for x
    x = 8,078,332,555.37/134,743.46
  6. Step 6: Final answer
    x = 59,953.43

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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.