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Finding the Fourth Proportional to 117,982.84, 162,816.54 and 70,237.84

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Solution

The fourth proportional to 117,982.84, 162,816.54 and 70,237.84 is: 96,928.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,982.84 : 162,816.54 = 70,237.84 : x
  2. Step 2: Convert to fraction form
    117,982.84/162,816.54 = 70,237.84/x
  3. Step 3: Cross multiply
    117,982.84x = 162,816.54 × 70,237.84
  4. Step 4: Simplify right side
    117,982.84x = 11,435,882,085.87
  5. Step 5: Solve for x
    x = 11,435,882,085.87/117,982.84
  6. Step 6: Final answer
    x = 96,928.35

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