Home / 91,074.08-125,682.94-50,790.44

Finding the Fourth Proportional to 91,074.08, 125,682.94 and 50,790.44

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Solution

The fourth proportional to 91,074.08, 125,682.94 and 50,790.44 is: 70,091.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,074.08 : 125,682.94 = 50,790.44 : x
  2. Step 2: Convert to fraction form
    91,074.08/125,682.94 = 50,790.44/x
  3. Step 3: Cross multiply
    91,074.08x = 125,682.94 × 50,790.44
  4. Step 4: Simplify right side
    91,074.08x = 6,383,491,823.09
  5. Step 5: Solve for x
    x = 6,383,491,823.09/91,074.08
  6. Step 6: Final answer
    x = 70,091.20

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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.