Home / 180,122.24-270,037.60-75,020.16

Finding the Fourth Proportional to 180,122.24, 270,037.60 and 75,020.16

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Solution

The fourth proportional to 180,122.24, 270,037.60 and 75,020.16 is: 112,469.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,122.24 : 270,037.60 = 75,020.16 : x
  2. Step 2: Convert to fraction form
    180,122.24/270,037.60 = 75,020.16/x
  3. Step 3: Cross multiply
    180,122.24x = 270,037.60 × 75,020.16
  4. Step 4: Simplify right side
    180,122.24x = 20,258,263,958.02
  5. Step 5: Solve for x
    x = 20,258,263,958.02/180,122.24
  6. Step 6: Final answer
    x = 112,469.53

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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.