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Finding the Fourth Proportional to 156,939.58, 216,596.55 and 88,967.62

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Solution

The fourth proportional to 156,939.58, 216,596.55 and 88,967.62 is: 122,786.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,939.58 : 216,596.55 = 88,967.62 : x
  2. Step 2: Convert to fraction form
    156,939.58/216,596.55 = 88,967.62/x
  3. Step 3: Cross multiply
    156,939.58x = 216,596.55 × 88,967.62
  4. Step 4: Simplify right side
    156,939.58x = 19,270,079,553.71
  5. Step 5: Solve for x
    x = 19,270,079,553.71/156,939.58
  6. Step 6: Final answer
    x = 122,786.61

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