Finding the Fourth Proportional to 75,722.44, 104,497.68 and 41,732.17
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Solution
The fourth proportional to 75,722.44, 104,497.68 and 41,732.17 is: 57,590.78
Step by Step Solution
- Step 1: Write the proportion equation
75,722.44 : 104,497.68 = 41,732.17 : x - Step 2: Convert to fraction form
75,722.44/104,497.68 = 41,732.17/x - Step 3: Cross multiply
75,722.44x = 104,497.68 × 41,732.17 - Step 4: Simplify right side
75,722.44x = 4,360,914,215.22 - Step 5: Solve for x
x = 4,360,914,215.22/75,722.44 - Step 6: Final answer
x = 57,590.78
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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.