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Finding the Fourth Proportional to 301,112.88, 451,844.30 and 134,900.88

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Solution

The fourth proportional to 301,112.88, 451,844.30 and 134,900.88 is: 202,429.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,112.88 : 451,844.30 = 134,900.88 : x
  2. Step 2: Convert to fraction form
    301,112.88/451,844.30 = 134,900.88/x
  3. Step 3: Cross multiply
    301,112.88x = 451,844.30 × 134,900.88
  4. Step 4: Simplify right side
    301,112.88x = 60,954,193,692.98
  5. Step 5: Solve for x
    x = 60,954,193,692.98/301,112.88
  6. Step 6: Final answer
    x = 202,429.71

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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.