Home / 276,934.12-381,918.18-181,405.96

Finding the Fourth Proportional to 276,934.12, 381,918.18 and 181,405.96

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Solution

The fourth proportional to 276,934.12, 381,918.18 and 181,405.96 is: 250,175.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,934.12 : 381,918.18 = 181,405.96 : x
  2. Step 2: Convert to fraction form
    276,934.12/381,918.18 = 181,405.96/x
  3. Step 3: Cross multiply
    276,934.12x = 381,918.18 × 181,405.96
  4. Step 4: Simplify right side
    276,934.12x = 69,282,234,084.35
  5. Step 5: Solve for x
    x = 69,282,234,084.35/276,934.12
  6. Step 6: Final answer
    x = 250,175.87

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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.