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Finding the Fourth Proportional to 131,092.60, 196,493.10 and 71,970.70

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Solution

The fourth proportional to 131,092.60, 196,493.10 and 71,970.70 is: 107,876.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,092.60 : 196,493.10 = 71,970.70 : x
  2. Step 2: Convert to fraction form
    131,092.60/196,493.10 = 71,970.70/x
  3. Step 3: Cross multiply
    131,092.60x = 196,493.10 × 71,970.70
  4. Step 4: Simplify right side
    131,092.60x = 14,141,745,952.17
  5. Step 5: Solve for x
    x = 14,141,745,952.17/131,092.60
  6. Step 6: Final answer
    x = 107,876.00

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