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Finding the Fourth Proportional to 117,791.74, 162,552.18 and 64,075.78

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Solution

The fourth proportional to 117,791.74, 162,552.18 and 64,075.78 is: 88,424.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,791.74 : 162,552.18 = 64,075.78 : x
  2. Step 2: Convert to fraction form
    117,791.74/162,552.18 = 64,075.78/x
  3. Step 3: Cross multiply
    117,791.74x = 162,552.18 × 64,075.78
  4. Step 4: Simplify right side
    117,791.74x = 10,415,657,724.20
  5. Step 5: Solve for x
    x = 10,415,657,724.20/117,791.74
  6. Step 6: Final answer
    x = 88,424.35

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