Home / 198,485.42-273,804.98-125,759.97

Finding the Fourth Proportional to 198,485.42, 273,804.98 and 125,759.97

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Solution

The fourth proportional to 198,485.42, 273,804.98 and 125,759.97 is: 173,482.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,485.42 : 273,804.98 = 125,759.97 : x
  2. Step 2: Convert to fraction form
    198,485.42/273,804.98 = 125,759.97/x
  3. Step 3: Cross multiply
    198,485.42x = 273,804.98 × 125,759.97
  4. Step 4: Simplify right side
    198,485.42x = 34,433,705,441.85
  5. Step 5: Solve for x
    x = 34,433,705,441.85/198,485.42
  6. Step 6: Final answer
    x = 173,482.30

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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.