Home / 209,322.36-288,872.46-119,915.64

Finding the Fourth Proportional to 209,322.36, 288,872.46 and 119,915.64

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Solution

The fourth proportional to 209,322.36, 288,872.46 and 119,915.64 is: 165,487.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,322.36 : 288,872.46 = 119,915.64 : x
  2. Step 2: Convert to fraction form
    209,322.36/288,872.46 = 119,915.64/x
  3. Step 3: Cross multiply
    209,322.36x = 288,872.46 × 119,915.64
  4. Step 4: Simplify right side
    209,322.36x = 34,640,325,919.27
  5. Step 5: Solve for x
    x = 34,640,325,919.27/209,322.36
  6. Step 6: Final answer
    x = 165,487.94

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