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Finding the Fourth Proportional to 107,809.96, 161,714.94 and 28,922.44

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Solution

The fourth proportional to 107,809.96, 161,714.94 and 28,922.44 is: 43,383.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,809.96 : 161,714.94 = 28,922.44 : x
  2. Step 2: Convert to fraction form
    107,809.96/161,714.94 = 28,922.44/x
  3. Step 3: Cross multiply
    107,809.96x = 161,714.94 × 28,922.44
  4. Step 4: Simplify right side
    107,809.96x = 4,677,190,649.25
  5. Step 5: Solve for x
    x = 4,677,190,649.25/107,809.96
  6. Step 6: Final answer
    x = 43,383.66

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