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Finding the Fourth Proportional to 131,402.70, 197,172.90 and 60,346.80

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Solution

The fourth proportional to 131,402.70, 197,172.90 and 60,346.80 is: 90,551.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,402.70 : 197,172.90 = 60,346.80 : x
  2. Step 2: Convert to fraction form
    131,402.70/197,172.90 = 60,346.80/x
  3. Step 3: Cross multiply
    131,402.70x = 197,172.90 × 60,346.80
  4. Step 4: Simplify right side
    131,402.70x = 11,898,753,561.72
  5. Step 5: Solve for x
    x = 11,898,753,561.72/131,402.70
  6. Step 6: Final answer
    x = 90,551.82

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