Finding the Fourth Proportional to 75,716.11, 104,488.92 and 41,725.81
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Solution
The fourth proportional to 75,716.11, 104,488.92 and 41,725.81 is: 57,582.00
Step by Step Solution
- Step 1: Write the proportion equation
75,716.11 : 104,488.92 = 41,725.81 : x - Step 2: Convert to fraction form
75,716.11/104,488.92 = 41,725.81/x - Step 3: Cross multiply
75,716.11x = 104,488.92 × 41,725.81 - Step 4: Simplify right side
75,716.11x = 4,359,884,614.40 - Step 5: Solve for x
x = 4,359,884,614.40/75,716.11 - Step 6: Final answer
x = 57,582.00
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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.