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Finding the Fourth Proportional to 144,093.40, 216,140.10 and 80,848.60

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Solution

The fourth proportional to 144,093.40, 216,140.10 and 80,848.60 is: 121,272.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,093.40 : 216,140.10 = 80,848.60 : x
  2. Step 2: Convert to fraction form
    144,093.40/216,140.10 = 80,848.60/x
  3. Step 3: Cross multiply
    144,093.40x = 216,140.10 × 80,848.60
  4. Step 4: Simplify right side
    144,093.40x = 17,474,624,488.86
  5. Step 5: Solve for x
    x = 17,474,624,488.86/144,093.40
  6. Step 6: Final answer
    x = 121,272.90

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