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Finding the Fourth Proportional to 178,047.20, 267,070.80 and 53,388.20

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Solution

The fourth proportional to 178,047.20, 267,070.80 and 53,388.20 is: 80,082.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,047.20 : 267,070.80 = 53,388.20 : x
  2. Step 2: Convert to fraction form
    178,047.20/267,070.80 = 53,388.20/x
  3. Step 3: Cross multiply
    178,047.20x = 267,070.80 × 53,388.20
  4. Step 4: Simplify right side
    178,047.20x = 14,258,429,284.56
  5. Step 5: Solve for x
    x = 14,258,429,284.56/178,047.20
  6. Step 6: Final answer
    x = 80,082.30

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