Finding the Fourth Proportional to 196,268.97, 294,443.69 and 76,323.09
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Solution
The fourth proportional to 196,268.97, 294,443.69 and 76,323.09 is: 114,500.28
Step by Step Solution
- Step 1: Write the proportion equation
196,268.97 : 294,443.69 = 76,323.09 : x - Step 2: Convert to fraction form
196,268.97/294,443.69 = 76,323.09/x - Step 3: Cross multiply
196,268.97x = 294,443.69 × 76,323.09 - Step 4: Simplify right side
196,268.97x = 22,472,852,251.80 - Step 5: Solve for x
x = 22,472,852,251.80/196,268.97 - Step 6: Final answer
x = 114,500.28
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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.