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Finding the Fourth Proportional to 139,553.92, 209,363.55 and 46,059.58

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Solution

The fourth proportional to 139,553.92, 209,363.55 and 46,059.58 is: 69,100.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,553.92 : 209,363.55 = 46,059.58 : x
  2. Step 2: Convert to fraction form
    139,553.92/209,363.55 = 46,059.58/x
  3. Step 3: Cross multiply
    139,553.92x = 209,363.55 × 46,059.58
  4. Step 4: Simplify right side
    139,553.92x = 9,643,197,180.31
  5. Step 5: Solve for x
    x = 9,643,197,180.31/139,553.92
  6. Step 6: Final answer
    x = 69,100.15

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