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Finding the Fourth Proportional to 89,782.84, 123,898.85 and 49,500.35

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Solution

The fourth proportional to 89,782.84, 123,898.85 and 49,500.35 is: 68,309.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,782.84 : 123,898.85 = 49,500.35 : x
  2. Step 2: Convert to fraction form
    89,782.84/123,898.85 = 49,500.35/x
  3. Step 3: Cross multiply
    89,782.84x = 123,898.85 × 49,500.35
  4. Step 4: Simplify right side
    89,782.84x = 6,133,036,641.13
  5. Step 5: Solve for x
    x = 6,133,036,641.13/89,782.84
  6. Step 6: Final answer
    x = 68,309.67

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