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Finding the Fourth Proportional to 255,367.72, 383,050.55 and 77,874.22

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Solution

The fourth proportional to 255,367.72, 383,050.55 and 77,874.22 is: 116,811.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,367.72 : 383,050.55 = 77,874.22 : x
  2. Step 2: Convert to fraction form
    255,367.72/383,050.55 = 77,874.22/x
  3. Step 3: Cross multiply
    255,367.72x = 383,050.55 × 77,874.22
  4. Step 4: Simplify right side
    255,367.72x = 29,829,760,497.20
  5. Step 5: Solve for x
    x = 29,829,760,497.20/255,367.72
  6. Step 6: Final answer
    x = 116,811.01

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