Home / 144,028.28-198,671.64-92,960.84

Finding the Fourth Proportional to 144,028.28, 198,671.64 and 92,960.84

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Solution

The fourth proportional to 144,028.28, 198,671.64 and 92,960.84 is: 128,229.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,028.28 : 198,671.64 = 92,960.84 : x
  2. Step 2: Convert to fraction form
    144,028.28/198,671.64 = 92,960.84/x
  3. Step 3: Cross multiply
    144,028.28x = 198,671.64 × 92,960.84
  4. Step 4: Simplify right side
    144,028.28x = 18,468,682,538.58
  5. Step 5: Solve for x
    x = 18,468,682,538.58/144,028.28
  6. Step 6: Final answer
    x = 128,229.56

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1.5x scale

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.