Finding the Fourth Proportional to 235,348.07, 324,780.75 and 127,917.82
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Solution
The fourth proportional to 235,348.07, 324,780.75 and 127,917.82 is: 176,526.82
Step by Step Solution
- Step 1: Write the proportion equation
235,348.07 : 324,780.75 = 127,917.82 : x - Step 2: Convert to fraction form
235,348.07/324,780.75 = 127,917.82/x - Step 3: Cross multiply
235,348.07x = 324,780.75 × 127,917.82 - Step 4: Simplify right side
235,348.07x = 41,545,245,517.97 - Step 5: Solve for x
x = 41,545,245,517.97/235,348.07 - Step 6: Final answer
x = 176,526.82
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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.