Finding the Fourth Proportional to 106,843.19, 160,260.33 and 27,955.67
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Solution
The fourth proportional to 106,843.19, 160,260.33 and 27,955.67 is: 41,932.34
Step by Step Solution
- Step 1: Write the proportion equation
106,843.19 : 160,260.33 = 27,955.67 : x - Step 2: Convert to fraction form
106,843.19/160,260.33 = 27,955.67/x - Step 3: Cross multiply
106,843.19x = 160,260.33 × 27,955.67 - Step 4: Simplify right side
106,843.19x = 4,480,185,300.22 - Step 5: Solve for x
x = 4,480,185,300.22/106,843.19 - Step 6: Final answer
x = 41,932.34
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1.5x scale
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.