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Finding the Fourth Proportional to 74,684.30, 102,922.56 and 53,426.66

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Solution

The fourth proportional to 74,684.30, 102,922.56 and 53,426.66 is: 73,627.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,684.30 : 102,922.56 = 53,426.66 : x
  2. Step 2: Convert to fraction form
    74,684.30/102,922.56 = 53,426.66/x
  3. Step 3: Cross multiply
    74,684.30x = 102,922.56 × 53,426.66
  4. Step 4: Simplify right side
    74,684.30x = 5,498,808,619.45
  5. Step 5: Solve for x
    x = 5,498,808,619.45/74,684.30
  6. Step 6: Final answer
    x = 73,627.37

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