Finding the Fourth Proportional to 135,910.23, 203,849.49 and 36,078.18
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Solution
The fourth proportional to 135,910.23, 203,849.49 and 36,078.18 is: 54,113.06
Step by Step Solution
- Step 1: Write the proportion equation
135,910.23 : 203,849.49 = 36,078.18 : x - Step 2: Convert to fraction form
135,910.23/203,849.49 = 36,078.18/x - Step 3: Cross multiply
135,910.23x = 203,849.49 × 36,078.18 - Step 4: Simplify right side
135,910.23x = 7,354,518,593.13 - Step 5: Solve for x
x = 7,354,518,593.13/135,910.23 - Step 6: Final answer
x = 54,113.06
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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.