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Finding the Fourth Proportional to 79,725.64, 119,356.78 and 46,343.92

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Solution

The fourth proportional to 79,725.64, 119,356.78 and 46,343.92 is: 69,381.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,725.64 : 119,356.78 = 46,343.92 : x
  2. Step 2: Convert to fraction form
    79,725.64/119,356.78 = 46,343.92/x
  3. Step 3: Cross multiply
    79,725.64x = 119,356.78 × 46,343.92
  4. Step 4: Simplify right side
    79,725.64x = 5,531,461,063.78
  5. Step 5: Solve for x
    x = 5,531,461,063.78/79,725.64
  6. Step 6: Final answer
    x = 69,381.21

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