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Finding the Fourth Proportional to 67,346.40, 101,019.60 and 54,904.80

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Solution

The fourth proportional to 67,346.40, 101,019.60 and 54,904.80 is: 82,357.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,346.40 : 101,019.60 = 54,904.80 : x
  2. Step 2: Convert to fraction form
    67,346.40/101,019.60 = 54,904.80/x
  3. Step 3: Cross multiply
    67,346.40x = 101,019.60 × 54,904.80
  4. Step 4: Simplify right side
    67,346.40x = 5,546,460,934.08
  5. Step 5: Solve for x
    x = 5,546,460,934.08/67,346.40
  6. Step 6: Final answer
    x = 82,357.20

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