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Finding the Fourth Proportional to 67,847.20, 101,770.80 and 60,330.40

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Solution

The fourth proportional to 67,847.20, 101,770.80 and 60,330.40 is: 90,495.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,847.20 : 101,770.80 = 60,330.40 : x
  2. Step 2: Convert to fraction form
    67,847.20/101,770.80 = 60,330.40/x
  3. Step 3: Cross multiply
    67,847.20x = 101,770.80 × 60,330.40
  4. Step 4: Simplify right side
    67,847.20x = 6,139,873,072.32
  5. Step 5: Solve for x
    x = 6,139,873,072.32/67,847.20
  6. Step 6: Final answer
    x = 90,495.60

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