Finding the Fourth Proportional to 203,961.01, 281,415.29 and 122,302.08
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Solution
The fourth proportional to 203,961.01, 281,415.29 and 122,302.08 is: 168,746.35
Step by Step Solution
- Step 1: Write the proportion equation
203,961.01 : 281,415.29 = 122,302.08 : x - Step 2: Convert to fraction form
203,961.01/281,415.29 = 122,302.08/x - Step 3: Cross multiply
203,961.01x = 281,415.29 × 122,302.08 - Step 4: Simplify right side
203,961.01x = 34,417,675,310.80 - Step 5: Solve for x
x = 34,417,675,310.80/203,961.01 - Step 6: Final answer
x = 168,746.35
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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.