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Finding the Fourth Proportional to 103,694.80, 155,475.24 and 56,935.12

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Solution

The fourth proportional to 103,694.80, 155,475.24 and 56,935.12 is: 85,365.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,694.80 : 155,475.24 = 56,935.12 : x
  2. Step 2: Convert to fraction form
    103,694.80/155,475.24 = 56,935.12/x
  3. Step 3: Cross multiply
    103,694.80x = 155,475.24 × 56,935.12
  4. Step 4: Simplify right side
    103,694.80x = 8,852,001,446.43
  5. Step 5: Solve for x
    x = 8,852,001,446.43/103,694.80
  6. Step 6: Final answer
    x = 85,365.91

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