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Finding the Fourth Proportional to 202,911.87, 304,409.31 and 69,774.83

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Solution

The fourth proportional to 202,911.87, 304,409.31 and 69,774.83 is: 104,676.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,911.87 : 304,409.31 = 69,774.83 : x
  2. Step 2: Convert to fraction form
    202,911.87/304,409.31 = 69,774.83/x
  3. Step 3: Cross multiply
    202,911.87x = 304,409.31 × 69,774.83
  4. Step 4: Simplify right side
    202,911.87x = 21,240,106,333.62
  5. Step 5: Solve for x
    x = 21,240,106,333.62/202,911.87
  6. Step 6: Final answer
    x = 104,676.51

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