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Finding the Fourth Proportional to 138,756.08, 191,483.32 and 75,093.84

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Solution

The fourth proportional to 138,756.08, 191,483.32 and 75,093.84 is: 103,629.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,756.08 : 191,483.32 = 75,093.84 : x
  2. Step 2: Convert to fraction form
    138,756.08/191,483.32 = 75,093.84/x
  3. Step 3: Cross multiply
    138,756.08x = 191,483.32 × 75,093.84
  4. Step 4: Simplify right side
    138,756.08x = 14,379,217,794.75
  5. Step 5: Solve for x
    x = 14,379,217,794.75/138,756.08
  6. Step 6: Final answer
    x = 103,629.46

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