Finding the Fourth Proportional to 84,294.81, 116,329.19 and 46,571.49
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Solution
The fourth proportional to 84,294.81, 116,329.19 and 46,571.49 is: 64,269.95
Step by Step Solution
- Step 1: Write the proportion equation
84,294.81 : 116,329.19 = 46,571.49 : x - Step 2: Convert to fraction form
84,294.81/116,329.19 = 46,571.49/x - Step 3: Cross multiply
84,294.81x = 116,329.19 × 46,571.49 - Step 4: Simplify right side
84,294.81x = 5,417,623,475.94 - Step 5: Solve for x
x = 5,417,623,475.94/84,294.81 - Step 6: Final answer
x = 64,269.95
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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.