Finding the Fourth Proportional to 252,724.62, 348,750.82 and 139,544.94
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Solution
The fourth proportional to 252,724.62, 348,750.82 and 139,544.94 is: 192,566.96
Step by Step Solution
- Step 1: Write the proportion equation
252,724.62 : 348,750.82 = 139,544.94 : x - Step 2: Convert to fraction form
252,724.62/348,750.82 = 139,544.94/x - Step 3: Cross multiply
252,724.62x = 348,750.82 × 139,544.94 - Step 4: Simplify right side
252,724.62x = 48,666,412,251.85 - Step 5: Solve for x
x = 48,666,412,251.85/252,724.62 - Step 6: Final answer
x = 192,566.96
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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.