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Finding the Fourth Proportional to 104,467.60, 156,701.40 and 88,721.20

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Solution

The fourth proportional to 104,467.60, 156,701.40 and 88,721.20 is: 133,081.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,467.60 : 156,701.40 = 88,721.20 : x
  2. Step 2: Convert to fraction form
    104,467.60/156,701.40 = 88,721.20/x
  3. Step 3: Cross multiply
    104,467.60x = 156,701.40 × 88,721.20
  4. Step 4: Simplify right side
    104,467.60x = 13,902,736,249.68
  5. Step 5: Solve for x
    x = 13,902,736,249.68/104,467.60
  6. Step 6: Final answer
    x = 133,081.80

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