Finding the Fourth Proportional to 91,436.22, 137,164.05 and 24,877.44
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Solution
The fourth proportional to 91,436.22, 137,164.05 and 24,877.44 is: 37,318.80
Step by Step Solution
- Step 1: Write the proportion equation
91,436.22 : 137,164.05 = 24,877.44 : x - Step 2: Convert to fraction form
91,436.22/137,164.05 = 24,877.44/x - Step 3: Cross multiply
91,436.22x = 137,164.05 × 24,877.44 - Step 4: Simplify right side
91,436.22x = 3,412,290,424.03 - Step 5: Solve for x
x = 3,412,290,424.03/91,436.22 - Step 6: Final answer
x = 37,318.80
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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.