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Finding the Fourth Proportional to 226,531.40, 340,056.30 and 133,089.80

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Solution

The fourth proportional to 226,531.40, 340,056.30 and 133,089.80 is: 199,786.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,531.40 : 340,056.30 = 133,089.80 : x
  2. Step 2: Convert to fraction form
    226,531.40/340,056.30 = 133,089.80/x
  3. Step 3: Cross multiply
    226,531.40x = 340,056.30 × 133,089.80
  4. Step 4: Simplify right side
    226,531.40x = 45,258,024,955.74
  5. Step 5: Solve for x
    x = 45,258,024,955.74/226,531.40
  6. Step 6: Final answer
    x = 199,786.98

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