Finding the Fourth Proportional to 161,220.26, 241,832.78 and 61,385.99
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Solution
The fourth proportional to 161,220.26, 241,832.78 and 61,385.99 is: 92,079.90
Step by Step Solution
- Step 1: Write the proportion equation
161,220.26 : 241,832.78 = 61,385.99 : x - Step 2: Convert to fraction form
161,220.26/241,832.78 = 61,385.99/x - Step 3: Cross multiply
161,220.26x = 241,832.78 × 61,385.99 - Step 4: Simplify right side
161,220.26x = 14,845,144,614.75 - Step 5: Solve for x
x = 14,845,144,614.75/161,220.26 - Step 6: Final answer
x = 92,079.90
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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.