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Finding the Fourth Proportional to 65,071.20, 97,606.80 and 37,077.60

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Solution

The fourth proportional to 65,071.20, 97,606.80 and 37,077.60 is: 55,616.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,071.20 : 97,606.80 = 37,077.60 : x
  2. Step 2: Convert to fraction form
    65,071.20/97,606.80 = 37,077.60/x
  3. Step 3: Cross multiply
    65,071.20x = 97,606.80 × 37,077.60
  4. Step 4: Simplify right side
    65,071.20x = 3,619,025,887.68
  5. Step 5: Solve for x
    x = 3,619,025,887.68/65,071.20
  6. Step 6: Final answer
    x = 55,616.40

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