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Finding the Fourth Proportional to 135,328.20, 202,700.70 and 112,000.20

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Solution

The fourth proportional to 135,328.20, 202,700.70 and 112,000.20 is: 167,758.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,328.20 : 202,700.70 = 112,000.20 : x
  2. Step 2: Convert to fraction form
    135,328.20/202,700.70 = 112,000.20/x
  3. Step 3: Cross multiply
    135,328.20x = 202,700.70 × 112,000.20
  4. Step 4: Simplify right side
    135,328.20x = 22,702,518,940.14
  5. Step 5: Solve for x
    x = 22,702,518,940.14/135,328.20
  6. Step 6: Final answer
    x = 167,758.97

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