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Finding the Fourth Proportional to 207,308.74, 310,464.78 and 118,292.36

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Solution

The fourth proportional to 207,308.74, 310,464.78 and 118,292.36 is: 177,154.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,308.74 : 310,464.78 = 118,292.36 : x
  2. Step 2: Convert to fraction form
    207,308.74/310,464.78 = 118,292.36/x
  3. Step 3: Cross multiply
    207,308.74x = 310,464.78 × 118,292.36
  4. Step 4: Simplify right side
    207,308.74x = 36,725,611,523.08
  5. Step 5: Solve for x
    x = 36,725,611,523.08/207,308.74
  6. Step 6: Final answer
    x = 177,154.19

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