Finding the Fourth Proportional to 275,193.77, 379,808.91 and 167,826.08
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Solution
The fourth proportional to 275,193.77, 379,808.91 and 167,826.08 is: 231,625.30
Step by Step Solution
- Step 1: Write the proportion equation
275,193.77 : 379,808.91 = 167,826.08 : x - Step 2: Convert to fraction form
275,193.77/379,808.91 = 167,826.08/x - Step 3: Cross multiply
275,193.77x = 379,808.91 × 167,826.08 - Step 4: Simplify right side
275,193.77x = 63,741,839,675.24 - Step 5: Solve for x
x = 63,741,839,675.24/275,193.77 - Step 6: Final answer
x = 231,625.30
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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.