Finding the Fourth Proportional to 134,910.10, 202,329.87 and 40,114.75
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Solution
The fourth proportional to 134,910.10, 202,329.87 and 40,114.75 is: 60,161.63
Step by Step Solution
- Step 1: Write the proportion equation
134,910.10 : 202,329.87 = 40,114.75 : x - Step 2: Convert to fraction form
134,910.10/202,329.87 = 40,114.75/x - Step 3: Cross multiply
134,910.10x = 202,329.87 × 40,114.75 - Step 4: Simplify right side
134,910.10x = 8,116,411,446.18 - Step 5: Solve for x
x = 8,116,411,446.18/134,910.10 - Step 6: Final answer
x = 60,161.63
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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.