Finding the Fourth Proportional to 106,830.08, 160,232.88 and 27,951.92
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Solution
The fourth proportional to 106,830.08, 160,232.88 and 27,951.92 is: 41,924.68
Step by Step Solution
- Step 1: Write the proportion equation
106,830.08 : 160,232.88 = 27,951.92 : x - Step 2: Convert to fraction form
106,830.08/160,232.88 = 27,951.92/x - Step 3: Cross multiply
106,830.08x = 160,232.88 × 27,951.92 - Step 4: Simplify right side
106,830.08x = 4,478,816,643.13 - Step 5: Solve for x
x = 4,478,816,643.13/106,830.08 - Step 6: Final answer
x = 41,924.68
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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.