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Finding the Fourth Proportional to 318,116.62, 477,162.44 and 107,754.55

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Solution

The fourth proportional to 318,116.62, 477,162.44 and 107,754.55 is: 161,627.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,116.62 : 477,162.44 = 107,754.55 : x
  2. Step 2: Convert to fraction form
    318,116.62/477,162.44 = 107,754.55/x
  3. Step 3: Cross multiply
    318,116.62x = 477,162.44 × 107,754.55
  4. Step 4: Simplify right side
    318,116.62x = 51,416,421,074.52
  5. Step 5: Solve for x
    x = 51,416,421,074.52/318,116.62
  6. Step 6: Final answer
    x = 161,627.59

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