Finding the Fourth Proportional to 112,369.62, 168,531.62 and 41,267.82
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Solution
The fourth proportional to 112,369.62, 168,531.62 and 41,267.82 is: 61,893.35
Step by Step Solution
- Step 1: Write the proportion equation
112,369.62 : 168,531.62 = 41,267.82 : x - Step 2: Convert to fraction form
112,369.62/168,531.62 = 41,267.82/x - Step 3: Cross multiply
112,369.62x = 168,531.62 × 41,267.82 - Step 4: Simplify right side
112,369.62x = 6,954,932,352.13 - Step 5: Solve for x
x = 6,954,932,352.13/112,369.62 - Step 6: Final answer
x = 61,893.35
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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.