Finding the Fourth Proportional to 183,214.56, 252,833.76 and 102,640.62
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Solution
The fourth proportional to 183,214.56, 252,833.76 and 102,640.62 is: 141,642.75
Step by Step Solution
- Step 1: Write the proportion equation
183,214.56 : 252,833.76 = 102,640.62 : x - Step 2: Convert to fraction form
183,214.56/252,833.76 = 102,640.62/x - Step 3: Cross multiply
183,214.56x = 252,833.76 × 102,640.62 - Step 4: Simplify right side
183,214.56x = 25,951,013,883.33 - Step 5: Solve for x
x = 25,951,013,883.33/183,214.56 - Step 6: Final answer
x = 141,642.75
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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.