Finding the Fourth Proportional to 168,270.67, 252,376.84 and 43,611.67
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Solution
The fourth proportional to 168,270.67, 252,376.84 and 43,611.67 is: 65,409.95
Step by Step Solution
- Step 1: Write the proportion equation
168,270.67 : 252,376.84 = 43,611.67 : x - Step 2: Convert to fraction form
168,270.67/252,376.84 = 43,611.67/x - Step 3: Cross multiply
168,270.67x = 252,376.84 × 43,611.67 - Step 4: Simplify right side
168,270.67x = 11,006,575,461.72 - Step 5: Solve for x
x = 11,006,575,461.72/168,270.67 - Step 6: Final answer
x = 65,409.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.