Finding the Fourth Proportional to 203,972.67, 306,014.36 and 61,812.20
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Solution
The fourth proportional to 203,972.67, 306,014.36 and 61,812.20 is: 92,735.07
Step by Step Solution
- Step 1: Write the proportion equation
203,972.67 : 306,014.36 = 61,812.20 : x - Step 2: Convert to fraction form
203,972.67/306,014.36 = 61,812.20/x - Step 3: Cross multiply
203,972.67x = 306,014.36 × 61,812.20 - Step 4: Simplify right side
203,972.67x = 18,915,418,984.06 - Step 5: Solve for x
x = 18,915,418,984.06/203,972.67 - Step 6: Final answer
x = 92,735.07
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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.