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Finding the Fourth Proportional to 75,803.76, 113,472.36 and 49,451.76

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Solution

The fourth proportional to 75,803.76, 113,472.36 and 49,451.76 is: 74,025.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,803.76 : 113,472.36 = 49,451.76 : x
  2. Step 2: Convert to fraction form
    75,803.76/113,472.36 = 49,451.76/x
  3. Step 3: Cross multiply
    75,803.76x = 113,472.36 × 49,451.76
  4. Step 4: Simplify right side
    75,803.76x = 5,611,407,913.35
  5. Step 5: Solve for x
    x = 5,611,407,913.35/75,803.76
  6. Step 6: Final answer
    x = 74,025.46

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