Home / 198,222.29-273,546.90-107,578.23

Finding the Fourth Proportional to 198,222.29, 273,546.90 and 107,578.23

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Solution

The fourth proportional to 198,222.29, 273,546.90 and 107,578.23 is: 148,458.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,222.29 : 273,546.90 = 107,578.23 : x
  2. Step 2: Convert to fraction form
    198,222.29/273,546.90 = 107,578.23/x
  3. Step 3: Cross multiply
    198,222.29x = 273,546.90 × 107,578.23
  4. Step 4: Simplify right side
    198,222.29x = 29,427,691,323.99
  5. Step 5: Solve for x
    x = 29,427,691,323.99/198,222.29
  6. Step 6: Final answer
    x = 148,458.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.