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Finding the Fourth Proportional to 255,763.17, 383,644.22 and 68,774.85

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Solution

The fourth proportional to 255,763.17, 383,644.22 and 68,774.85 is: 103,162.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,763.17 : 383,644.22 = 68,774.85 : x
  2. Step 2: Convert to fraction form
    255,763.17/383,644.22 = 68,774.85/x
  3. Step 3: Cross multiply
    255,763.17x = 383,644.22 × 68,774.85
  4. Step 4: Simplify right side
    255,763.17x = 26,385,073,339.99
  5. Step 5: Solve for x
    x = 26,385,073,339.99/255,763.17
  6. Step 6: Final answer
    x = 103,162.13

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