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Finding the Fourth Proportional to 250,137.68, 345,193.80 and 136,970.96

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Solution

The fourth proportional to 250,137.68, 345,193.80 and 136,970.96 is: 189,022.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,137.68 : 345,193.80 = 136,970.96 : x
  2. Step 2: Convert to fraction form
    250,137.68/345,193.80 = 136,970.96/x
  3. Step 3: Cross multiply
    250,137.68x = 345,193.80 × 136,970.96
  4. Step 4: Simplify right side
    250,137.68x = 47,281,526,172.05
  5. Step 5: Solve for x
    x = 47,281,526,172.05/250,137.68
  6. Step 6: Final answer
    x = 189,022.01

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