Home / 268,836.11-403,255.29-108,915.15

Finding the Fourth Proportional to 268,836.11, 403,255.29 and 108,915.15

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Solution

The fourth proportional to 268,836.11, 403,255.29 and 108,915.15 is: 163,373.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,836.11 : 403,255.29 = 108,915.15 : x
  2. Step 2: Convert to fraction form
    268,836.11/403,255.29 = 108,915.15/x
  3. Step 3: Cross multiply
    268,836.11x = 403,255.29 × 108,915.15
  4. Step 4: Simplify right side
    268,836.11x = 43,920,610,398.64
  5. Step 5: Solve for x
    x = 43,920,610,398.64/268,836.11
  6. Step 6: Final answer
    x = 163,373.18

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