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Finding the Fourth Proportional to 59,138.60, 88,707.90 and 54,300.20

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Solution

The fourth proportional to 59,138.60, 88,707.90 and 54,300.20 is: 81,450.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,138.60 : 88,707.90 = 54,300.20 : x
  2. Step 2: Convert to fraction form
    59,138.60/88,707.90 = 54,300.20/x
  3. Step 3: Cross multiply
    59,138.60x = 88,707.90 × 54,300.20
  4. Step 4: Simplify right side
    59,138.60x = 4,816,856,711.58
  5. Step 5: Solve for x
    x = 4,816,856,711.58/59,138.60
  6. Step 6: Final answer
    x = 81,450.30

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