Home / 276,882.45-415,047.66-116,998.71

Finding the Fourth Proportional to 276,882.45, 415,047.66 and 116,998.71

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Solution

The fourth proportional to 276,882.45, 415,047.66 and 116,998.71 is: 175,381.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,882.45 : 415,047.66 = 116,998.71 : x
  2. Step 2: Convert to fraction form
    276,882.45/415,047.66 = 116,998.71/x
  3. Step 3: Cross multiply
    276,882.45x = 415,047.66 × 116,998.71
  4. Step 4: Simplify right side
    276,882.45x = 48,560,040,808.52
  5. Step 5: Solve for x
    x = 48,560,040,808.52/276,882.45
  6. Step 6: Final answer
    x = 175,381.43

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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.