Home / 129,455.70-194,194.06-35,961.44

Finding the Fourth Proportional to 129,455.70, 194,194.06 and 35,961.44

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Solution

The fourth proportional to 129,455.70, 194,194.06 and 35,961.44 is: 53,945.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,455.70 : 194,194.06 = 35,961.44 : x
  2. Step 2: Convert to fraction form
    129,455.70/194,194.06 = 35,961.44/x
  3. Step 3: Cross multiply
    129,455.70x = 194,194.06 × 35,961.44
  4. Step 4: Simplify right side
    129,455.70x = 6,983,498,037.05
  5. Step 5: Solve for x
    x = 6,983,498,037.05/129,455.70
  6. Step 6: Final answer
    x = 53,945.08

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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.