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Finding the Fourth Proportional to 156,572.09, 216,068.78 and 84,951.94

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Solution

The fourth proportional to 156,572.09, 216,068.78 and 84,951.94 is: 117,233.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,572.09 : 216,068.78 = 84,951.94 : x
  2. Step 2: Convert to fraction form
    156,572.09/216,068.78 = 84,951.94/x
  3. Step 3: Cross multiply
    156,572.09x = 216,068.78 × 84,951.94
  4. Step 4: Simplify right side
    156,572.09x = 18,355,462,034.43
  5. Step 5: Solve for x
    x = 18,355,462,034.43/156,572.09
  6. Step 6: Final answer
    x = 117,233.30

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