Home / 198,448.96-273,858.46-107,804.18

Finding the Fourth Proportional to 198,448.96, 273,858.46 and 107,804.18

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Solution

The fourth proportional to 198,448.96, 273,858.46 and 107,804.18 is: 148,769.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,448.96 : 273,858.46 = 107,804.18 : x
  2. Step 2: Convert to fraction form
    198,448.96/273,858.46 = 107,804.18/x
  3. Step 3: Cross multiply
    198,448.96x = 273,858.46 × 107,804.18
  4. Step 4: Simplify right side
    198,448.96x = 29,523,086,716.36
  5. Step 5: Solve for x
    x = 29,523,086,716.36/198,448.96
  6. Step 6: Final answer
    x = 148,769.17

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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.