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Finding the Fourth Proportional to 75,968.92, 104,777.34 and 70,876

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Solution

The fourth proportional to 75,968.92, 104,777.34 and 70,876 is: 97,753.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,968.92 : 104,777.34 = 70,876 : x
  2. Step 2: Convert to fraction form
    75,968.92/104,777.34 = 70,876/x
  3. Step 3: Cross multiply
    75,968.92x = 104,777.34 × 70,876
  4. Step 4: Simplify right side
    75,968.92x = 7,426,198,749.84
  5. Step 5: Solve for x
    x = 7,426,198,749.84/75,968.92
  6. Step 6: Final answer
    x = 97,753.12

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