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Finding the Fourth Proportional to 156,613.74, 216,127.07 and 84,993.74

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Solution

The fourth proportional to 156,613.74, 216,127.07 and 84,993.74 is: 117,291.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,613.74 : 216,127.07 = 84,993.74 : x
  2. Step 2: Convert to fraction form
    156,613.74/216,127.07 = 84,993.74/x
  3. Step 3: Cross multiply
    156,613.74x = 216,127.07 × 84,993.74
  4. Step 4: Simplify right side
    156,613.74x = 18,369,447,618.14
  5. Step 5: Solve for x
    x = 18,369,447,618.14/156,613.74
  6. Step 6: Final answer
    x = 117,291.42

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