Home / 68,185.08-94,046.94-45,512.64

Finding the Fourth Proportional to 68,185.08, 94,046.94 and 45,512.64

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Solution

The fourth proportional to 68,185.08, 94,046.94 and 45,512.64 is: 62,775.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,185.08 : 94,046.94 = 45,512.64 : x
  2. Step 2: Convert to fraction form
    68,185.08/94,046.94 = 45,512.64/x
  3. Step 3: Cross multiply
    68,185.08x = 94,046.94 × 45,512.64
  4. Step 4: Simplify right side
    68,185.08x = 4,280,324,523.32
  5. Step 5: Solve for x
    x = 4,280,324,523.32/68,185.08
  6. Step 6: Final answer
    x = 62,775.09

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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.