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Finding the Fourth Proportional to 74,376.96, 111,584.88 and 43,182.24

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Solution

The fourth proportional to 74,376.96, 111,584.88 and 43,182.24 is: 64,784.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,376.96 : 111,584.88 = 43,182.24 : x
  2. Step 2: Convert to fraction form
    74,376.96/111,584.88 = 43,182.24/x
  3. Step 3: Cross multiply
    74,376.96x = 111,584.88 × 43,182.24
  4. Step 4: Simplify right side
    74,376.96x = 4,818,485,068.53
  5. Step 5: Solve for x
    x = 4,818,485,068.53/74,376.96
  6. Step 6: Final answer
    x = 64,784.65

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