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Finding the Fourth Proportional to 97,078.60, 145,622.70 and 50,422.60

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Solution

The fourth proportional to 97,078.60, 145,622.70 and 50,422.60 is: 75,636.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,078.60 : 145,622.70 = 50,422.60 : x
  2. Step 2: Convert to fraction form
    97,078.60/145,622.70 = 50,422.60/x
  3. Step 3: Cross multiply
    97,078.60x = 145,622.70 × 50,422.60
  4. Step 4: Simplify right side
    97,078.60x = 7,342,675,153.02
  5. Step 5: Solve for x
    x = 7,342,675,153.02/97,078.60
  6. Step 6: Final answer
    x = 75,636.39

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