Finding the Fourth Proportional to 161,583.40, 241,890.18 and 98,207.92
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Solution
The fourth proportional to 161,583.40, 241,890.18 and 98,207.92 is: 147,017.15
Step by Step Solution
- Step 1: Write the proportion equation
161,583.40 : 241,890.18 = 98,207.92 : x - Step 2: Convert to fraction form
161,583.40/241,890.18 = 98,207.92/x - Step 3: Cross multiply
161,583.40x = 241,890.18 × 98,207.92 - Step 4: Simplify right side
161,583.40x = 23,755,531,446.23 - Step 5: Solve for x
x = 23,755,531,446.23/161,583.40 - Step 6: Final answer
x = 147,017.15
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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.