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Finding the Fourth Proportional to 243,774.86, 336,382.11 and 136,342.73

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Solution

The fourth proportional to 243,774.86, 336,382.11 and 136,342.73 is: 188,137.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,774.86 : 336,382.11 = 136,342.73 : x
  2. Step 2: Convert to fraction form
    243,774.86/336,382.11 = 136,342.73/x
  3. Step 3: Cross multiply
    243,774.86x = 336,382.11 × 136,342.73
  4. Step 4: Simplify right side
    243,774.86x = 45,863,253,518.65
  5. Step 5: Solve for x
    x = 45,863,253,518.65/243,774.86
  6. Step 6: Final answer
    x = 188,137.75

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