Home / 49,820.97-68,714.06-31,917.64

Finding the Fourth Proportional to 49,820.97, 68,714.06 and 31,917.64

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Solution

The fourth proportional to 49,820.97, 68,714.06 and 31,917.64 is: 44,021.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,820.97 : 68,714.06 = 31,917.64 : x
  2. Step 2: Convert to fraction form
    49,820.97/68,714.06 = 31,917.64/x
  3. Step 3: Cross multiply
    49,820.97x = 68,714.06 × 31,917.64
  4. Step 4: Simplify right side
    49,820.97x = 2,193,190,630.02
  5. Step 5: Solve for x
    x = 2,193,190,630.02/49,820.97
  6. Step 6: Final answer
    x = 44,021.44

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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.