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Finding the Fourth Proportional to 131,493.80, 197,240.70 and 48,420.20

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Solution

The fourth proportional to 131,493.80, 197,240.70 and 48,420.20 is: 72,630.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,493.80 : 197,240.70 = 48,420.20 : x
  2. Step 2: Convert to fraction form
    131,493.80/197,240.70 = 48,420.20/x
  3. Step 3: Cross multiply
    131,493.80x = 197,240.70 × 48,420.20
  4. Step 4: Simplify right side
    131,493.80x = 9,550,434,142.14
  5. Step 5: Solve for x
    x = 9,550,434,142.14/131,493.80
  6. Step 6: Final answer
    x = 72,630.30

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