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Finding the Fourth Proportional to 178,710.96, 268,128.72 and 118,979.04

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Solution

The fourth proportional to 178,710.96, 268,128.72 and 118,979.04 is: 178,510.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,710.96 : 268,128.72 = 118,979.04 : x
  2. Step 2: Convert to fraction form
    178,710.96/268,128.72 = 118,979.04/x
  3. Step 3: Cross multiply
    178,710.96x = 268,128.72 × 118,979.04
  4. Step 4: Simplify right side
    178,710.96x = 31,901,697,702.03
  5. Step 5: Solve for x
    x = 31,901,697,702.03/178,710.96
  6. Step 6: Final answer
    x = 178,510.02

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