Home / 142,532.44-213,735.46-75,960.16

Finding the Fourth Proportional to 142,532.44, 213,735.46 and 75,960.16

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Solution

The fourth proportional to 142,532.44, 213,735.46 and 75,960.16 is: 113,906.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,532.44 : 213,735.46 = 75,960.16 : x
  2. Step 2: Convert to fraction form
    142,532.44/213,735.46 = 75,960.16/x
  3. Step 3: Cross multiply
    142,532.44x = 213,735.46 × 75,960.16
  4. Step 4: Simplify right side
    142,532.44x = 16,235,379,739.27
  5. Step 5: Solve for x
    x = 16,235,379,739.27/142,532.44
  6. Step 6: Final answer
    x = 113,906.56

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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.