Finding the Fourth Proportional to 203,375.98, 280,669.14 and 117,302.94
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Solution
The fourth proportional to 203,375.98, 280,669.14 and 117,302.94 is: 161,883.99
Step by Step Solution
- Step 1: Write the proportion equation
203,375.98 : 280,669.14 = 117,302.94 : x - Step 2: Convert to fraction form
203,375.98/280,669.14 = 117,302.94/x - Step 3: Cross multiply
203,375.98x = 280,669.14 × 117,302.94 - Step 4: Simplify right side
203,375.98x = 32,923,315,289.27 - Step 5: Solve for x
x = 32,923,315,289.27/203,375.98 - Step 6: Final answer
x = 161,883.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.