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Finding the Fourth Proportional to 75,834.22, 113,511.41 and 47,656.77

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Solution

The fourth proportional to 75,834.22, 113,511.41 and 47,656.77 is: 71,334.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,834.22 : 113,511.41 = 47,656.77 : x
  2. Step 2: Convert to fraction form
    75,834.22/113,511.41 = 47,656.77/x
  3. Step 3: Cross multiply
    75,834.22x = 113,511.41 × 47,656.77
  4. Step 4: Simplify right side
    75,834.22x = 5,409,586,920.46
  5. Step 5: Solve for x
    x = 5,409,586,920.46/75,834.22
  6. Step 6: Final answer
    x = 71,334.38

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