Finding the Fourth Proportional to 186,706.17, 279,971.67 and 68,294.70
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Solution
The fourth proportional to 186,706.17, 279,971.67 and 68,294.70 is: 102,410.01
Step by Step Solution
- Step 1: Write the proportion equation
186,706.17 : 279,971.67 = 68,294.70 : x - Step 2: Convert to fraction form
186,706.17/279,971.67 = 68,294.70/x - Step 3: Cross multiply
186,706.17x = 279,971.67 × 68,294.70 - Step 4: Simplify right side
186,706.17x = 19,120,581,211.15 - Step 5: Solve for x
x = 19,120,581,211.15/186,706.17 - Step 6: Final answer
x = 102,410.01
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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.