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Finding the Fourth Proportional to 117,751.13, 162,439.45 and 69,970.64

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Solution

The fourth proportional to 117,751.13, 162,439.45 and 69,970.64 is: 96,525.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,751.13 : 162,439.45 = 69,970.64 : x
  2. Step 2: Convert to fraction form
    117,751.13/162,439.45 = 69,970.64/x
  3. Step 3: Cross multiply
    117,751.13x = 162,439.45 × 69,970.64
  4. Step 4: Simplify right side
    117,751.13x = 11,365,992,277.75
  5. Step 5: Solve for x
    x = 11,365,992,277.75/117,751.13
  6. Step 6: Final answer
    x = 96,525.55

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