Finding the Fourth Proportional to 146,207.27, 201,743.29 and 82,543.70
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Solution
The fourth proportional to 146,207.27, 201,743.29 and 82,543.70 is: 113,897.47
Step by Step Solution
- Step 1: Write the proportion equation
146,207.27 : 201,743.29 = 82,543.70 : x - Step 2: Convert to fraction form
146,207.27/201,743.29 = 82,543.70/x - Step 3: Cross multiply
146,207.27x = 201,743.29 × 82,543.70 - Step 4: Simplify right side
146,207.27x = 16,652,638,214.31 - Step 5: Solve for x
x = 16,652,638,214.31/146,207.27 - Step 6: Final answer
x = 113,897.47
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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.