Finding the Fourth Proportional to 73,652.22, 101,640.76 and 41,821.79
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Solution
The fourth proportional to 73,652.22, 101,640.76 and 41,821.79 is: 57,714.46
Step by Step Solution
- Step 1: Write the proportion equation
73,652.22 : 101,640.76 = 41,821.79 : x - Step 2: Convert to fraction form
73,652.22/101,640.76 = 41,821.79/x - Step 3: Cross multiply
73,652.22x = 101,640.76 × 41,821.79 - Step 4: Simplify right side
73,652.22x = 4,250,797,907.40 - Step 5: Solve for x
x = 4,250,797,907.40/73,652.22 - Step 6: Final answer
x = 57,714.46
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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.