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Finding the Fourth Proportional to 67,709.17, 93,409.16 and 40,836.75

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Solution

The fourth proportional to 67,709.17, 93,409.16 and 40,836.75 is: 56,336.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,709.17 : 93,409.16 = 40,836.75 : x
  2. Step 2: Convert to fraction form
    67,709.17/93,409.16 = 40,836.75/x
  3. Step 3: Cross multiply
    67,709.17x = 93,409.16 × 40,836.75
  4. Step 4: Simplify right side
    67,709.17x = 3,814,526,514.63
  5. Step 5: Solve for x
    x = 3,814,526,514.63/67,709.17
  6. Step 6: Final answer
    x = 56,336.93

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