Finding the Fourth Proportional to 84,634.94, 116,799.20 and 46,394.46
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Solution
The fourth proportional to 84,634.94, 116,799.20 and 46,394.46 is: 64,025.99
Step by Step Solution
- Step 1: Write the proportion equation
84,634.94 : 116,799.20 = 46,394.46 : x - Step 2: Convert to fraction form
84,634.94/116,799.20 = 46,394.46/x - Step 3: Cross multiply
84,634.94x = 116,799.20 × 46,394.46 - Step 4: Simplify right side
84,634.94x = 5,418,835,812.43 - Step 5: Solve for x
x = 5,418,835,812.43/84,634.94 - Step 6: Final answer
x = 64,025.99
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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.