Home / 195,682.89-270,037.55-109,645.41

Finding the Fourth Proportional to 195,682.89, 270,037.55 and 109,645.41

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Solution

The fourth proportional to 195,682.89, 270,037.55 and 109,645.41 is: 151,307.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,682.89 : 270,037.55 = 109,645.41 : x
  2. Step 2: Convert to fraction form
    195,682.89/270,037.55 = 109,645.41/x
  3. Step 3: Cross multiply
    195,682.89x = 270,037.55 × 109,645.41
  4. Step 4: Simplify right side
    195,682.89x = 29,608,377,336.92
  5. Step 5: Solve for x
    x = 29,608,377,336.92/195,682.89
  6. Step 6: Final answer
    x = 151,307.95

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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.