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Finding the Fourth Proportional to 97,940.60, 146,813.70 and 45,258.20

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Solution

The fourth proportional to 97,940.60, 146,813.70 and 45,258.20 is: 67,842.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,940.60 : 146,813.70 = 45,258.20 : x
  2. Step 2: Convert to fraction form
    97,940.60/146,813.70 = 45,258.20/x
  3. Step 3: Cross multiply
    97,940.60x = 146,813.70 × 45,258.20
  4. Step 4: Simplify right side
    97,940.60x = 6,644,523,797.34
  5. Step 5: Solve for x
    x = 6,644,523,797.34/97,940.60
  6. Step 6: Final answer
    x = 67,842.38

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