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Finding the Fourth Proportional to 117,671.51, 162,391.51 and 66,683.70

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Solution

The fourth proportional to 117,671.51, 162,391.51 and 66,683.70 is: 92,026.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,671.51 : 162,391.51 = 66,683.70 : x
  2. Step 2: Convert to fraction form
    117,671.51/162,391.51 = 66,683.70/x
  3. Step 3: Cross multiply
    117,671.51x = 162,391.51 × 66,683.70
  4. Step 4: Simplify right side
    117,671.51x = 10,828,866,735.39
  5. Step 5: Solve for x
    x = 10,828,866,735.39/117,671.51
  6. Step 6: Final answer
    x = 92,026.24

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