Home / 247,084.20-340,976.12-133,906.96

Finding the Fourth Proportional to 247,084.20, 340,976.12 and 133,906.96

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Solution

The fourth proportional to 247,084.20, 340,976.12 and 133,906.96 is: 184,791.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,084.20 : 340,976.12 = 133,906.96 : x
  2. Step 2: Convert to fraction form
    247,084.20/340,976.12 = 133,906.96/x
  3. Step 3: Cross multiply
    247,084.20x = 340,976.12 × 133,906.96
  4. Step 4: Simplify right side
    247,084.20x = 45,659,075,661.80
  5. Step 5: Solve for x
    x = 45,659,075,661.80/247,084.20
  6. Step 6: Final answer
    x = 184,791.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.