Home / 122,121.45-183,180.81-43,217.24

Finding the Fourth Proportional to 122,121.45, 183,180.81 and 43,217.24

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Solution

The fourth proportional to 122,121.45, 183,180.81 and 43,217.24 is: 64,825.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,121.45 : 183,180.81 = 43,217.24 : x
  2. Step 2: Convert to fraction form
    122,121.45/183,180.81 = 43,217.24/x
  3. Step 3: Cross multiply
    122,121.45x = 183,180.81 × 43,217.24
  4. Step 4: Simplify right side
    122,121.45x = 7,916,568,113.26
  5. Step 5: Solve for x
    x = 7,916,568,113.26/122,121.45
  6. Step 6: Final answer
    x = 64,825.37

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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.