Finding the Fourth Proportional to 273,721.80, 410,425.92 and 84,132.84
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Solution
The fourth proportional to 273,721.80, 410,425.92 and 84,132.84 is: 126,151.07
Step by Step Solution
- Step 1: Write the proportion equation
273,721.80 : 410,425.92 = 84,132.84 : x - Step 2: Convert to fraction form
273,721.80/410,425.92 = 84,132.84/x - Step 3: Cross multiply
273,721.80x = 410,425.92 × 84,132.84 - Step 4: Simplify right side
273,721.80x = 34,530,298,259.21 - Step 5: Solve for x
x = 34,530,298,259.21/273,721.80 - Step 6: Final answer
x = 126,151.07
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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.