Finding the Fourth Proportional to 97,663.28, 146,446.44 and 31,094.75
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Solution
The fourth proportional to 97,663.28, 146,446.44 and 31,094.75 is: 46,626.69
Step by Step Solution
- Step 1: Write the proportion equation
97,663.28 : 146,446.44 = 31,094.75 : x - Step 2: Convert to fraction form
97,663.28/146,446.44 = 31,094.75/x - Step 3: Cross multiply
97,663.28x = 146,446.44 × 31,094.75 - Step 4: Simplify right side
97,663.28x = 4,553,715,440.19 - Step 5: Solve for x
x = 4,553,715,440.19/97,663.28 - Step 6: Final answer
x = 46,626.69
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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.