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Finding the Fourth Proportional to 118,810.94, 163,959.05 and 71,075.50

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Solution

The fourth proportional to 118,810.94, 163,959.05 and 71,075.50 is: 98,084.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,810.94 : 163,959.05 = 71,075.50 : x
  2. Step 2: Convert to fraction form
    118,810.94/163,959.05 = 71,075.50/x
  3. Step 3: Cross multiply
    118,810.94x = 163,959.05 × 71,075.50
  4. Step 4: Simplify right side
    118,810.94x = 11,653,471,226.07
  5. Step 5: Solve for x
    x = 11,653,471,226.07/118,810.94
  6. Step 6: Final answer
    x = 98,084.16

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