Finding the Fourth Proportional to 97,520.34, 146,286.18 and 27,405.12
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Solution
The fourth proportional to 97,520.34, 146,286.18 and 27,405.12 is: 41,109.27
Step by Step Solution
- Step 1: Write the proportion equation
97,520.34 : 146,286.18 = 27,405.12 : x - Step 2: Convert to fraction form
97,520.34/146,286.18 = 27,405.12/x - Step 3: Cross multiply
97,520.34x = 146,286.18 × 27,405.12 - Step 4: Simplify right side
97,520.34x = 4,008,990,317.24 - Step 5: Solve for x
x = 4,008,990,317.24/97,520.34 - Step 6: Final answer
x = 41,109.27
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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.