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Finding the Fourth Proportional to 135,914.30, 203,482.65 and 83,426.30

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Solution

The fourth proportional to 135,914.30, 203,482.65 and 83,426.30 is: 124,900.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,914.30 : 203,482.65 = 83,426.30 : x
  2. Step 2: Convert to fraction form
    135,914.30/203,482.65 = 83,426.30/x
  3. Step 3: Cross multiply
    135,914.30x = 203,482.65 × 83,426.30
  4. Step 4: Simplify right side
    135,914.30x = 16,975,804,603.70
  5. Step 5: Solve for x
    x = 16,975,804,603.70/135,914.30
  6. Step 6: Final answer
    x = 124,900.80

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