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Finding the Fourth Proportional to 71,525.18, 107,358.39 and 53,693.84

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Solution

The fourth proportional to 71,525.18, 107,358.39 and 53,693.84 is: 80,593.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,525.18 : 107,358.39 = 53,693.84 : x
  2. Step 2: Convert to fraction form
    71,525.18/107,358.39 = 53,693.84/x
  3. Step 3: Cross multiply
    71,525.18x = 107,358.39 × 53,693.84
  4. Step 4: Simplify right side
    71,525.18x = 5,764,483,678.53
  5. Step 5: Solve for x
    x = 5,764,483,678.53/71,525.18
  6. Step 6: Final answer
    x = 80,593.77

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