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Finding the Fourth Proportional to 201,241.25, 277,652.30 and 120,639.36

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Solution

The fourth proportional to 201,241.25, 277,652.30 and 120,639.36 is: 166,445.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,241.25 : 277,652.30 = 120,639.36 : x
  2. Step 2: Convert to fraction form
    201,241.25/277,652.30 = 120,639.36/x
  3. Step 3: Cross multiply
    201,241.25x = 277,652.30 × 120,639.36
  4. Step 4: Simplify right side
    201,241.25x = 33,495,795,774.53
  5. Step 5: Solve for x
    x = 33,495,795,774.53/201,241.25
  6. Step 6: Final answer
    x = 166,445.97

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