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Finding the Fourth Proportional to 93,136.50, 128,528.98 and 50,695.34

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Solution

The fourth proportional to 93,136.50, 128,528.98 and 50,695.34 is: 69,959.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,136.50 : 128,528.98 = 50,695.34 : x
  2. Step 2: Convert to fraction form
    93,136.50/128,528.98 = 50,695.34/x
  3. Step 3: Cross multiply
    93,136.50x = 128,528.98 × 50,695.34
  4. Step 4: Simplify right side
    93,136.50x = 6,515,819,571.57
  5. Step 5: Solve for x
    x = 6,515,819,571.57/93,136.50
  6. Step 6: Final answer
    x = 69,959.89

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