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Finding the Fourth Proportional to 117,706.12, 176,636.94 and 55,381.48

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Solution

The fourth proportional to 117,706.12, 176,636.94 and 55,381.48 is: 83,108.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,706.12 : 176,636.94 = 55,381.48 : x
  2. Step 2: Convert to fraction form
    117,706.12/176,636.94 = 55,381.48/x
  3. Step 3: Cross multiply
    117,706.12x = 176,636.94 × 55,381.48
  4. Step 4: Simplify right side
    117,706.12x = 9,782,415,159.87
  5. Step 5: Solve for x
    x = 9,782,415,159.87/117,706.12
  6. Step 6: Final answer
    x = 83,108.81

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