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Finding the Fourth Proportional to 203,518.14, 305,291.78 and 53,756.93

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Solution

The fourth proportional to 203,518.14, 305,291.78 and 53,756.93 is: 80,639.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,518.14 : 305,291.78 = 53,756.93 : x
  2. Step 2: Convert to fraction form
    203,518.14/305,291.78 = 53,756.93/x
  3. Step 3: Cross multiply
    203,518.14x = 305,291.78 × 53,756.93
  4. Step 4: Simplify right side
    203,518.14x = 16,411,548,847.04
  5. Step 5: Solve for x
    x = 16,411,548,847.04/203,518.14
  6. Step 6: Final answer
    x = 80,639.24

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