Home / 151,163.82-226,758.29-45,983.70

Finding the Fourth Proportional to 151,163.82, 226,758.29 and 45,983.70

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Solution

The fourth proportional to 151,163.82, 226,758.29 and 45,983.70 is: 68,979.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,163.82 : 226,758.29 = 45,983.70 : x
  2. Step 2: Convert to fraction form
    151,163.82/226,758.29 = 45,983.70/x
  3. Step 3: Cross multiply
    151,163.82x = 226,758.29 × 45,983.70
  4. Step 4: Simplify right side
    151,163.82x = 10,427,184,949.95
  5. Step 5: Solve for x
    x = 10,427,184,949.95/151,163.82
  6. Step 6: Final answer
    x = 68,979.37

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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.