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Finding the Fourth Proportional to 88,683.60, 133,025.40 and 42,027.60

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Solution

The fourth proportional to 88,683.60, 133,025.40 and 42,027.60 is: 63,041.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,683.60 : 133,025.40 = 42,027.60 : x
  2. Step 2: Convert to fraction form
    88,683.60/133,025.40 = 42,027.60/x
  3. Step 3: Cross multiply
    88,683.60x = 133,025.40 × 42,027.60
  4. Step 4: Simplify right side
    88,683.60x = 5,590,738,301.04
  5. Step 5: Solve for x
    x = 5,590,738,301.04/88,683.60
  6. Step 6: Final answer
    x = 63,041.40

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