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Finding the Fourth Proportional to 117,554.23, 162,274.48 and 79,365.49

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Solution

The fourth proportional to 117,554.23, 162,274.48 and 79,365.49 is: 109,557.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,554.23 : 162,274.48 = 79,365.49 : x
  2. Step 2: Convert to fraction form
    117,554.23/162,274.48 = 79,365.49/x
  3. Step 3: Cross multiply
    117,554.23x = 162,274.48 × 79,365.49
  4. Step 4: Simplify right side
    117,554.23x = 12,878,993,265.83
  5. Step 5: Solve for x
    x = 12,878,993,265.83/117,554.23
  6. Step 6: Final answer
    x = 109,557.89

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