Home / 169,081.03-253,660.41-50,754.61

Finding the Fourth Proportional to 169,081.03, 253,660.41 and 50,754.61

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Solution

The fourth proportional to 169,081.03, 253,660.41 and 50,754.61 is: 76,143.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,081.03 : 253,660.41 = 50,754.61 : x
  2. Step 2: Convert to fraction form
    169,081.03/253,660.41 = 50,754.61/x
  3. Step 3: Cross multiply
    169,081.03x = 253,660.41 × 50,754.61
  4. Step 4: Simplify right side
    169,081.03x = 12,874,435,181.99
  5. Step 5: Solve for x
    x = 12,874,435,181.99/169,081.03
  6. Step 6: Final answer
    x = 76,143.58

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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.