Finding the Fourth Proportional to 192,623.08, 288,889.26 and 108,419.08
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Solution
The fourth proportional to 192,623.08, 288,889.26 and 108,419.08 is: 162,603.09
Step by Step Solution
- Step 1: Write the proportion equation
192,623.08 : 288,889.26 = 108,419.08 : x - Step 2: Convert to fraction form
192,623.08/288,889.26 = 108,419.08/x - Step 3: Cross multiply
192,623.08x = 288,889.26 × 108,419.08 - Step 4: Simplify right side
192,623.08x = 31,321,107,791.08 - Step 5: Solve for x
x = 31,321,107,791.08/192,623.08 - Step 6: Final answer
x = 162,603.09
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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.