Home / 112,863.97-155,757.19-67,533.27

Finding the Fourth Proportional to 112,863.97, 155,757.19 and 67,533.27

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Solution

The fourth proportional to 112,863.97, 155,757.19 and 67,533.27 is: 93,198.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,863.97 : 155,757.19 = 67,533.27 : x
  2. Step 2: Convert to fraction form
    112,863.97/155,757.19 = 67,533.27/x
  3. Step 3: Cross multiply
    112,863.97x = 155,757.19 × 67,533.27
  4. Step 4: Simplify right side
    112,863.97x = 10,518,792,273.45
  5. Step 5: Solve for x
    x = 10,518,792,273.45/112,863.97
  6. Step 6: Final answer
    x = 93,198.85

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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.