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Finding the Fourth Proportional to 255,173.45, 382,815.48 and 77,675.81

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Solution

The fourth proportional to 255,173.45, 382,815.48 and 77,675.81 is: 116,530.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,173.45 : 382,815.48 = 77,675.81 : x
  2. Step 2: Convert to fraction form
    255,173.45/382,815.48 = 77,675.81/x
  3. Step 3: Cross multiply
    255,173.45x = 382,815.48 × 77,675.81
  4. Step 4: Simplify right side
    255,173.45x = 29,735,500,575.46
  5. Step 5: Solve for x
    x = 29,735,500,575.46/255,173.45
  6. Step 6: Final answer
    x = 116,530.54

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