Finding the Fourth Proportional to 212,660.67, 318,991.01 and 62,889.29
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Solution
The fourth proportional to 212,660.67, 318,991.01 and 62,889.29 is: 94,333.94
Step by Step Solution
- Step 1: Write the proportion equation
212,660.67 : 318,991.01 = 62,889.29 : x - Step 2: Convert to fraction form
212,660.67/318,991.01 = 62,889.29/x - Step 3: Cross multiply
212,660.67x = 318,991.01 × 62,889.29 - Step 4: Simplify right side
212,660.67x = 20,061,118,618.31 - Step 5: Solve for x
x = 20,061,118,618.31/212,660.67 - Step 6: Final answer
x = 94,333.94
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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.