Home / 100,227.12-150,209.46-40,993.44

Finding the Fourth Proportional to 100,227.12, 150,209.46 and 40,993.44

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Solution

The fourth proportional to 100,227.12, 150,209.46 and 40,993.44 is: 61,436.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,227.12 : 150,209.46 = 40,993.44 : x
  2. Step 2: Convert to fraction form
    100,227.12/150,209.46 = 40,993.44/x
  3. Step 3: Cross multiply
    100,227.12x = 150,209.46 × 40,993.44
  4. Step 4: Simplify right side
    100,227.12x = 6,157,602,485.94
  5. Step 5: Solve for x
    x = 6,157,602,485.94/100,227.12
  6. Step 6: Final answer
    x = 61,436.49

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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.