Finding the Fourth Proportional to 173,582.15, 239,414.73 and 122,541.67
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Solution
The fourth proportional to 173,582.15, 239,414.73 and 122,541.67 is: 169,016.69
Step by Step Solution
- Step 1: Write the proportion equation
173,582.15 : 239,414.73 = 122,541.67 : x - Step 2: Convert to fraction form
173,582.15/239,414.73 = 122,541.67/x - Step 3: Cross multiply
173,582.15x = 239,414.73 × 122,541.67 - Step 4: Simplify right side
173,582.15x = 29,338,280,836.80 - Step 5: Solve for x
x = 29,338,280,836.80/173,582.15 - Step 6: Final answer
x = 169,016.69
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1.5x scale
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.