Finding the Fourth Proportional to 197,916.19, 296,850.58 and 55,772.12
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Solution
The fourth proportional to 197,916.19, 296,850.58 and 55,772.12 is: 83,651.50
Step by Step Solution
- Step 1: Write the proportion equation
197,916.19 : 296,850.58 = 55,772.12 : x - Step 2: Convert to fraction form
197,916.19/296,850.58 = 55,772.12/x - Step 3: Cross multiply
197,916.19x = 296,850.58 × 55,772.12 - Step 4: Simplify right side
197,916.19x = 16,555,986,169.83 - Step 5: Solve for x
x = 16,555,986,169.83/197,916.19 - Step 6: Final answer
x = 83,651.50
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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.