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Finding the Fourth Proportional to 146,210.40, 219,315.60 and 76,226.40

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Solution

The fourth proportional to 146,210.40, 219,315.60 and 76,226.40 is: 114,339.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,210.40 : 219,315.60 = 76,226.40 : x
  2. Step 2: Convert to fraction form
    146,210.40/219,315.60 = 76,226.40/x
  3. Step 3: Cross multiply
    146,210.40x = 219,315.60 × 76,226.40
  4. Step 4: Simplify right side
    146,210.40x = 16,717,638,651.84
  5. Step 5: Solve for x
    x = 16,717,638,651.84/146,210.40
  6. Step 6: Final answer
    x = 114,339.60

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