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Finding the Fourth Proportional to 30,117.78, 45,160.38 and 23,917.68

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Solution

The fourth proportional to 30,117.78, 45,160.38 and 23,917.68 is: 35,863.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,117.78 : 45,160.38 = 23,917.68 : x
  2. Step 2: Convert to fraction form
    30,117.78/45,160.38 = 23,917.68/x
  3. Step 3: Cross multiply
    30,117.78x = 45,160.38 × 23,917.68
  4. Step 4: Simplify right side
    30,117.78x = 1,080,131,517.52
  5. Step 5: Solve for x
    x = 1,080,131,517.52/30,117.78
  6. Step 6: Final answer
    x = 35,863.58

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