Finding the Fourth Proportional to 170,821.80, 235,734.09 and 95,370.30
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Solution
The fourth proportional to 170,821.80, 235,734.09 and 95,370.30 is: 131,611.02
Step by Step Solution
- Step 1: Write the proportion equation
170,821.80 : 235,734.09 = 95,370.30 : x - Step 2: Convert to fraction form
170,821.80/235,734.09 = 95,370.30/x - Step 3: Cross multiply
170,821.80x = 235,734.09 × 95,370.30 - Step 4: Simplify right side
170,821.80x = 22,482,030,883.53 - Step 5: Solve for x
x = 22,482,030,883.53/170,821.80 - Step 6: Final answer
x = 131,611.02
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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.