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Finding the Fourth Proportional to 105,699.24, 145,863.84 and 57,952.47

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Solution

The fourth proportional to 105,699.24, 145,863.84 and 57,952.47 is: 79,973.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,699.24 : 145,863.84 = 57,952.47 : x
  2. Step 2: Convert to fraction form
    105,699.24/145,863.84 = 57,952.47/x
  3. Step 3: Cross multiply
    105,699.24x = 145,863.84 × 57,952.47
  4. Step 4: Simplify right side
    105,699.24x = 8,453,169,811.68
  5. Step 5: Solve for x
    x = 8,453,169,811.68/105,699.24
  6. Step 6: Final answer
    x = 79,973.80

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