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Finding the Fourth Proportional to 65,193.80, 97,790.70 and 52,071.80

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Solution

The fourth proportional to 65,193.80, 97,790.70 and 52,071.80 is: 78,107.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,193.80 : 97,790.70 = 52,071.80 : x
  2. Step 2: Convert to fraction form
    65,193.80/97,790.70 = 52,071.80/x
  3. Step 3: Cross multiply
    65,193.80x = 97,790.70 × 52,071.80
  4. Step 4: Simplify right side
    65,193.80x = 5,092,137,772.26
  5. Step 5: Solve for x
    x = 5,092,137,772.26/65,193.80
  6. Step 6: Final answer
    x = 78,107.70

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