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Finding the Fourth Proportional to 70,210.85, 105,317.64 and 32,760.74

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Solution

The fourth proportional to 70,210.85, 105,317.64 and 32,760.74 is: 49,141.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,210.85 : 105,317.64 = 32,760.74 : x
  2. Step 2: Convert to fraction form
    70,210.85/105,317.64 = 32,760.74/x
  3. Step 3: Cross multiply
    70,210.85x = 105,317.64 × 32,760.74
  4. Step 4: Simplify right side
    70,210.85x = 3,450,284,084.75
  5. Step 5: Solve for x
    x = 3,450,284,084.75/70,210.85
  6. Step 6: Final answer
    x = 49,141.75

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