Finding the Fourth Proportional to 100,305.44, 150,693.26 and 94,631.08
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Solution
The fourth proportional to 100,305.44, 150,693.26 and 94,631.08 is: 142,168.41
Step by Step Solution
- Step 1: Write the proportion equation
100,305.44 : 150,693.26 = 94,631.08 : x - Step 2: Convert to fraction form
100,305.44/150,693.26 = 94,631.08/x - Step 3: Cross multiply
100,305.44x = 150,693.26 × 94,631.08 - Step 4: Simplify right side
100,305.44x = 14,260,265,092.63 - Step 5: Solve for x
x = 14,260,265,092.63/100,305.44 - Step 6: Final answer
x = 142,168.41
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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.