Finding the Fourth Proportional to 84,827.01, 127,201.02 and 31,481.84
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Solution
The fourth proportional to 84,827.01, 127,201.02 and 31,481.84 is: 47,208.09
Step by Step Solution
- Step 1: Write the proportion equation
84,827.01 : 127,201.02 = 31,481.84 : x - Step 2: Convert to fraction form
84,827.01/127,201.02 = 31,481.84/x - Step 3: Cross multiply
84,827.01x = 127,201.02 × 31,481.84 - Step 4: Simplify right side
84,827.01x = 4,004,521,523.47 - Step 5: Solve for x
x = 4,004,521,523.47/84,827.01 - Step 6: Final answer
x = 47,208.09
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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.