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Finding the Fourth Proportional to 185,278.62, 277,779.69 and 86,759.58

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Solution

The fourth proportional to 185,278.62, 277,779.69 and 86,759.58 is: 130,074.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,278.62 : 277,779.69 = 86,759.58 : x
  2. Step 2: Convert to fraction form
    185,278.62/277,779.69 = 86,759.58/x
  3. Step 3: Cross multiply
    185,278.62x = 277,779.69 × 86,759.58
  4. Step 4: Simplify right side
    185,278.62x = 24,100,049,236.93
  5. Step 5: Solve for x
    x = 24,100,049,236.93/185,278.62
  6. Step 6: Final answer
    x = 130,074.64

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