Home / 106,034.46-159,018.39-31,135.92

Finding the Fourth Proportional to 106,034.46, 159,018.39 and 31,135.92

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Solution

The fourth proportional to 106,034.46, 159,018.39 and 31,135.92 is: 46,694.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,034.46 : 159,018.39 = 31,135.92 : x
  2. Step 2: Convert to fraction form
    106,034.46/159,018.39 = 31,135.92/x
  3. Step 3: Cross multiply
    106,034.46x = 159,018.39 × 31,135.92
  4. Step 4: Simplify right side
    106,034.46x = 4,951,183,869.57
  5. Step 5: Solve for x
    x = 4,951,183,869.57/106,034.46
  6. Step 6: Final answer
    x = 46,694.10

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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.