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Finding the Fourth Proportional to 93,272.25, 128,715.75 and 50,830.77

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Solution

The fourth proportional to 93,272.25, 128,715.75 and 50,830.77 is: 70,146.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,272.25 : 128,715.75 = 50,830.77 : x
  2. Step 2: Convert to fraction form
    93,272.25/128,715.75 = 50,830.77/x
  3. Step 3: Cross multiply
    93,272.25x = 128,715.75 × 50,830.77
  4. Step 4: Simplify right side
    93,272.25x = 6,542,720,683.63
  5. Step 5: Solve for x
    x = 6,542,720,683.63/93,272.25
  6. Step 6: Final answer
    x = 70,146.49

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