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Finding the Fourth Proportional to 178,077.40, 267,116.10 and 118,493.80

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Solution

The fourth proportional to 178,077.40, 267,116.10 and 118,493.80 is: 177,740.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,077.40 : 267,116.10 = 118,493.80 : x
  2. Step 2: Convert to fraction form
    178,077.40/267,116.10 = 118,493.80/x
  3. Step 3: Cross multiply
    178,077.40x = 267,116.10 × 118,493.80
  4. Step 4: Simplify right side
    178,077.40x = 31,651,601,730.18
  5. Step 5: Solve for x
    x = 31,651,601,730.18/178,077.40
  6. Step 6: Final answer
    x = 177,740.70

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