Finding the Fourth Proportional to 83,512.80, 125,286.93 and 27,348.76
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Solution
The fourth proportional to 83,512.80, 125,286.93 and 27,348.76 is: 41,028.94
Step by Step Solution
- Step 1: Write the proportion equation
83,512.80 : 125,286.93 = 27,348.76 : x - Step 2: Convert to fraction form
83,512.80/125,286.93 = 27,348.76/x - Step 3: Cross multiply
83,512.80x = 125,286.93 × 27,348.76 - Step 4: Simplify right side
83,512.80x = 3,426,442,042.96 - Step 5: Solve for x
x = 3,426,442,042.96/83,512.80 - Step 6: Final answer
x = 41,028.94
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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.