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Finding the Fourth Proportional to 71,900.46, 107,561.61 and 62,144.46

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Solution

The fourth proportional to 71,900.46, 107,561.61 and 62,144.46 is: 92,966.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,900.46 : 107,561.61 = 62,144.46 : x
  2. Step 2: Convert to fraction form
    71,900.46/107,561.61 = 62,144.46/x
  3. Step 3: Cross multiply
    71,900.46x = 107,561.61 × 62,144.46
  4. Step 4: Simplify right side
    71,900.46x = 6,684,358,170.18
  5. Step 5: Solve for x
    x = 6,684,358,170.18/71,900.46
  6. Step 6: Final answer
    x = 92,966.83

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