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Finding the Fourth Proportional to 112,000.28, 167,915.96 and 67,616.49

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Solution

The fourth proportional to 112,000.28, 167,915.96 and 67,616.49 is: 101,373.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,000.28 : 167,915.96 = 67,616.49 : x
  2. Step 2: Convert to fraction form
    112,000.28/167,915.96 = 67,616.49/x
  3. Step 3: Cross multiply
    112,000.28x = 167,915.96 × 67,616.49
  4. Step 4: Simplify right side
    112,000.28x = 11,353,887,492.10
  5. Step 5: Solve for x
    x = 11,353,887,492.10/112,000.28
  6. Step 6: Final answer
    x = 101,373.74

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