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Finding the Fourth Proportional to 88,003.60, 121,451.87 and 74,316.22

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Solution

The fourth proportional to 88,003.60, 121,451.87 and 74,316.22 is: 102,562.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,003.60 : 121,451.87 = 74,316.22 : x
  2. Step 2: Convert to fraction form
    88,003.60/121,451.87 = 74,316.22/x
  3. Step 3: Cross multiply
    88,003.60x = 121,451.87 × 74,316.22
  4. Step 4: Simplify right side
    88,003.60x = 9,025,843,772.49
  5. Step 5: Solve for x
    x = 9,025,843,772.49/88,003.60
  6. Step 6: Final answer
    x = 102,562.21

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