Finding the Fourth Proportional to 91,654.56, 137,503.68 and 32,495.44
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Solution
The fourth proportional to 91,654.56, 137,503.68 and 32,495.44 is: 48,750.90
Step by Step Solution
- Step 1: Write the proportion equation
91,654.56 : 137,503.68 = 32,495.44 : x - Step 2: Convert to fraction form
91,654.56/137,503.68 = 32,495.44/x - Step 3: Cross multiply
91,654.56x = 137,503.68 × 32,495.44 - Step 4: Simplify right side
91,654.56x = 4,468,242,583.22 - Step 5: Solve for x
x = 4,468,242,583.22/91,654.56 - Step 6: Final answer
x = 48,750.90
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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.