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Finding the Fourth Proportional to 133,912.50, 200,880.43 and 43,928.24

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Solution

The fourth proportional to 133,912.50, 200,880.43 and 43,928.24 is: 65,896.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,912.50 : 200,880.43 = 43,928.24 : x
  2. Step 2: Convert to fraction form
    133,912.50/200,880.43 = 43,928.24/x
  3. Step 3: Cross multiply
    133,912.50x = 200,880.43 × 43,928.24
  4. Step 4: Simplify right side
    133,912.50x = 8,824,322,626.12
  5. Step 5: Solve for x
    x = 8,824,322,626.12/133,912.50
  6. Step 6: Final answer
    x = 65,896.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.