Home / 49,322.64-68,046.12-31,414.44

Finding the Fourth Proportional to 49,322.64, 68,046.12 and 31,414.44

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Solution

The fourth proportional to 49,322.64, 68,046.12 and 31,414.44 is: 43,339.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,322.64 : 68,046.12 = 31,414.44 : x
  2. Step 2: Convert to fraction form
    49,322.64/68,046.12 = 31,414.44/x
  3. Step 3: Cross multiply
    49,322.64x = 68,046.12 × 31,414.44
  4. Step 4: Simplify right side
    49,322.64x = 2,137,630,753.97
  5. Step 5: Solve for x
    x = 2,137,630,753.97/49,322.64
  6. Step 6: Final answer
    x = 43,339.75

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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.