Finding the Fourth Proportional to 146,634.18, 202,341.69 and 82,961.70
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Solution
The fourth proportional to 146,634.18, 202,341.69 and 82,961.70 is: 114,479.52
Step by Step Solution
- Step 1: Write the proportion equation
146,634.18 : 202,341.69 = 82,961.70 : x - Step 2: Convert to fraction form
146,634.18/202,341.69 = 82,961.70/x - Step 3: Cross multiply
146,634.18x = 202,341.69 × 82,961.70 - Step 4: Simplify right side
146,634.18x = 16,786,610,583.27 - Step 5: Solve for x
x = 16,786,610,583.27/146,634.18 - Step 6: Final answer
x = 114,479.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.