Finding the Fourth Proportional to 170,611.67, 235,519.59 and 110,211.76
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Solution
The fourth proportional to 170,611.67, 235,519.59 and 110,211.76 is: 152,140.99
Step by Step Solution
- Step 1: Write the proportion equation
170,611.67 : 235,519.59 = 110,211.76 : x - Step 2: Convert to fraction form
170,611.67/235,519.59 = 110,211.76/x - Step 3: Cross multiply
170,611.67x = 235,519.59 × 110,211.76 - Step 4: Simplify right side
170,611.67x = 25,957,027,350.78 - Step 5: Solve for x
x = 25,957,027,350.78/170,611.67 - Step 6: Final answer
x = 152,140.99
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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.