Home / 49,310.64-68,043.96-29,175.12

Finding the Fourth Proportional to 49,310.64, 68,043.96 and 29,175.12

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Solution

The fourth proportional to 49,310.64, 68,043.96 and 29,175.12 is: 40,258.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,310.64 : 68,043.96 = 29,175.12 : x
  2. Step 2: Convert to fraction form
    49,310.64/68,043.96 = 29,175.12/x
  3. Step 3: Cross multiply
    49,310.64x = 68,043.96 × 29,175.12
  4. Step 4: Simplify right side
    49,310.64x = 1,985,190,698.28
  5. Step 5: Solve for x
    x = 1,985,190,698.28/49,310.64
  6. Step 6: Final answer
    x = 40,258.87

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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.