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Finding the Fourth Proportional to 250,594.92, 345,821.04 and 137,420.04

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Solution

The fourth proportional to 250,594.92, 345,821.04 and 137,420.04 is: 189,639.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,594.92 : 345,821.04 = 137,420.04 : x
  2. Step 2: Convert to fraction form
    250,594.92/345,821.04 = 137,420.04/x
  3. Step 3: Cross multiply
    250,594.92x = 345,821.04 × 137,420.04
  4. Step 4: Simplify right side
    250,594.92x = 47,522,741,149.64
  5. Step 5: Solve for x
    x = 47,522,741,149.64/250,594.92
  6. Step 6: Final answer
    x = 189,639.68

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