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Finding the Fourth Proportional to 209,930.22, 314,895.33 and 69,688.84

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Solution

The fourth proportional to 209,930.22, 314,895.33 and 69,688.84 is: 104,533.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,930.22 : 314,895.33 = 69,688.84 : x
  2. Step 2: Convert to fraction form
    209,930.22/314,895.33 = 69,688.84/x
  3. Step 3: Cross multiply
    209,930.22x = 314,895.33 × 69,688.84
  4. Step 4: Simplify right side
    209,930.22x = 21,944,690,269.12
  5. Step 5: Solve for x
    x = 21,944,690,269.12/209,930.22
  6. Step 6: Final answer
    x = 104,533.26

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