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Finding the Fourth Proportional to 207,193.14, 310,743.63 and 80,836.74

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Solution

The fourth proportional to 207,193.14, 310,743.63 and 80,836.74 is: 121,237.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,193.14 : 310,743.63 = 80,836.74 : x
  2. Step 2: Convert to fraction form
    207,193.14/310,743.63 = 80,836.74/x
  3. Step 3: Cross multiply
    207,193.14x = 310,743.63 × 80,836.74
  4. Step 4: Simplify right side
    207,193.14x = 25,119,502,024.97
  5. Step 5: Solve for x
    x = 25,119,502,024.97/207,193.14
  6. Step 6: Final answer
    x = 121,237.13

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