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Finding the Fourth Proportional to 156,950.82, 216,591.06 and 85,330.84

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Solution

The fourth proportional to 156,950.82, 216,591.06 and 85,330.84 is: 117,755.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,950.82 : 216,591.06 = 85,330.84 : x
  2. Step 2: Convert to fraction form
    156,950.82/216,591.06 = 85,330.84/x
  3. Step 3: Cross multiply
    156,950.82x = 216,591.06 × 85,330.84
  4. Step 4: Simplify right side
    156,950.82x = 18,481,897,086.29
  5. Step 5: Solve for x
    x = 18,481,897,086.29/156,950.82
  6. Step 6: Final answer
    x = 117,755.98

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