Finding the Fourth Proportional to 212,476.10, 318,639.87 and 62,676.63
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Solution
The fourth proportional to 212,476.10, 318,639.87 and 62,676.63 is: 93,993.04
Step by Step Solution
- Step 1: Write the proportion equation
212,476.10 : 318,639.87 = 62,676.63 : x - Step 2: Convert to fraction form
212,476.10/318,639.87 = 62,676.63/x - Step 3: Cross multiply
212,476.10x = 318,639.87 × 62,676.63 - Step 4: Simplify right side
212,476.10x = 19,971,273,235.24 - Step 5: Solve for x
x = 19,971,273,235.24/212,476.10 - Step 6: Final answer
x = 93,993.04
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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.