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Finding the Fourth Proportional to 211,146.54, 291,382.59 and 115,653.42

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Solution

The fourth proportional to 211,146.54, 291,382.59 and 115,653.42 is: 159,601.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,146.54 : 291,382.59 = 115,653.42 : x
  2. Step 2: Convert to fraction form
    211,146.54/291,382.59 = 115,653.42/x
  3. Step 3: Cross multiply
    211,146.54x = 291,382.59 × 115,653.42
  4. Step 4: Simplify right side
    211,146.54x = 33,699,393,061.96
  5. Step 5: Solve for x
    x = 33,699,393,061.96/211,146.54
  6. Step 6: Final answer
    x = 159,601.92

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