Finding the Fourth Proportional to 100,326.06, 150,304.55 and 62,879.09
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Solution
The fourth proportional to 100,326.06, 150,304.55 and 62,879.09 is: 94,202.96
Step by Step Solution
- Step 1: Write the proportion equation
100,326.06 : 150,304.55 = 62,879.09 : x - Step 2: Convert to fraction form
100,326.06/150,304.55 = 62,879.09/x - Step 3: Cross multiply
100,326.06x = 150,304.55 × 62,879.09 - Step 4: Simplify right side
100,326.06x = 9,451,012,260.94 - Step 5: Solve for x
x = 9,451,012,260.94/100,326.06 - Step 6: Final answer
x = 94,202.96
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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.