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Finding the Fourth Proportional to 209,600.79, 313,435.35 and 155,667.26

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Solution

The fourth proportional to 209,600.79, 313,435.35 and 155,667.26 is: 232,783.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,600.79 : 313,435.35 = 155,667.26 : x
  2. Step 2: Convert to fraction form
    209,600.79/313,435.35 = 155,667.26/x
  3. Step 3: Cross multiply
    209,600.79x = 313,435.35 × 155,667.26
  4. Step 4: Simplify right side
    209,600.79x = 48,791,620,554.46
  5. Step 5: Solve for x
    x = 48,791,620,554.46/209,600.79
  6. Step 6: Final answer
    x = 232,783.57

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