Finding the Fourth Proportional to 84,929.54, 117,204.26 and 46,690.70
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Solution
The fourth proportional to 84,929.54, 117,204.26 and 46,690.70 is: 64,433.99
Step by Step Solution
- Step 1: Write the proportion equation
84,929.54 : 117,204.26 = 46,690.70 : x - Step 2: Convert to fraction form
84,929.54/117,204.26 = 46,690.70/x - Step 3: Cross multiply
84,929.54x = 117,204.26 × 46,690.70 - Step 4: Simplify right side
84,929.54x = 5,472,348,942.38 - Step 5: Solve for x
x = 5,472,348,942.38/84,929.54 - Step 6: Final answer
x = 64,433.99
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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.