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Finding the Fourth Proportional to 207,451.80, 310,659.30 and 165,979.80

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Solution

The fourth proportional to 207,451.80, 310,659.30 and 165,979.80 is: 248,554.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,451.80 : 310,659.30 = 165,979.80 : x
  2. Step 2: Convert to fraction form
    207,451.80/310,659.30 = 165,979.80/x
  3. Step 3: Cross multiply
    207,451.80x = 310,659.30 × 165,979.80
  4. Step 4: Simplify right side
    207,451.80x = 51,563,168,482.14
  5. Step 5: Solve for x
    x = 51,563,168,482.14/207,451.80
  6. Step 6: Final answer
    x = 248,554.93

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