Finding the Fourth Proportional to 73,278.13, 101,122.17 and 41,446.99
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Solution
The fourth proportional to 73,278.13, 101,122.17 and 41,446.99 is: 57,195.91
Step by Step Solution
- Step 1: Write the proportion equation
73,278.13 : 101,122.17 = 41,446.99 : x - Step 2: Convert to fraction form
73,278.13/101,122.17 = 41,446.99/x - Step 3: Cross multiply
73,278.13x = 101,122.17 × 41,446.99 - Step 4: Simplify right side
73,278.13x = 4,191,209,568.77 - Step 5: Solve for x
x = 4,191,209,568.77/73,278.13 - Step 6: Final answer
x = 57,195.91
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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.