Finding the Fourth Proportional to 56,972.05, 85,383.72 and 41,230.09
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Solution
The fourth proportional to 56,972.05, 85,383.72 and 41,230.09 is: 61,791.33
Step by Step Solution
- Step 1: Write the proportion equation
56,972.05 : 85,383.72 = 41,230.09 : x - Step 2: Convert to fraction form
56,972.05/85,383.72 = 41,230.09/x - Step 3: Cross multiply
56,972.05x = 85,383.72 × 41,230.09 - Step 4: Simplify right side
56,972.05x = 3,520,378,460.13 - Step 5: Solve for x
x = 3,520,378,460.13/56,972.05 - Step 6: Final answer
x = 61,791.33
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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.