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Finding the Fourth Proportional to 117,025.36, 175,538.48 and 28,278.72

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Solution

The fourth proportional to 117,025.36, 175,538.48 and 28,278.72 is: 42,418.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,025.36 : 175,538.48 = 28,278.72 : x
  2. Step 2: Convert to fraction form
    117,025.36/175,538.48 = 28,278.72/x
  3. Step 3: Cross multiply
    117,025.36x = 175,538.48 × 28,278.72
  4. Step 4: Simplify right side
    117,025.36x = 4,964,003,383.75
  5. Step 5: Solve for x
    x = 4,964,003,383.75/117,025.36
  6. Step 6: Final answer
    x = 42,418.19

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