Finding the Fourth Proportional to 84,651.95, 116,821.01 and 46,414.99
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Solution
The fourth proportional to 84,651.95, 116,821.01 and 46,414.99 is: 64,053.40
Step by Step Solution
- Step 1: Write the proportion equation
84,651.95 : 116,821.01 = 46,414.99 : x - Step 2: Convert to fraction form
84,651.95/116,821.01 = 46,414.99/x - Step 3: Cross multiply
84,651.95x = 116,821.01 × 46,414.99 - Step 4: Simplify right side
84,651.95x = 5,422,245,194.76 - Step 5: Solve for x
x = 5,422,245,194.76/84,651.95 - Step 6: Final answer
x = 64,053.40
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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.