Finding the Fourth Proportional to 75,785.17, 104,582.14 and 41,796.79
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Solution
The fourth proportional to 75,785.17, 104,582.14 and 41,796.79 is: 57,678.80
Step by Step Solution
- Step 1: Write the proportion equation
75,785.17 : 104,582.14 = 41,796.79 : x - Step 2: Convert to fraction form
75,785.17/104,582.14 = 41,796.79/x - Step 3: Cross multiply
75,785.17x = 104,582.14 × 41,796.79 - Step 4: Simplify right side
75,785.17x = 4,371,197,743.33 - Step 5: Solve for x
x = 4,371,197,743.33/75,785.17 - Step 6: Final answer
x = 57,678.80
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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.