Finding the Fourth Proportional to 160,092.24, 220,802.76 and 113,503.68
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Solution
The fourth proportional to 160,092.24, 220,802.76 and 113,503.68 is: 156,546.79
Step by Step Solution
- Step 1: Write the proportion equation
160,092.24 : 220,802.76 = 113,503.68 : x - Step 2: Convert to fraction form
160,092.24/220,802.76 = 113,503.68/x - Step 3: Cross multiply
160,092.24x = 220,802.76 × 113,503.68 - Step 4: Simplify right side
160,092.24x = 25,061,925,814.16 - Step 5: Solve for x
x = 25,061,925,814.16/160,092.24 - Step 6: Final answer
x = 156,546.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.