Finding the Fourth Proportional to 74,610.13, 102,961.92 and 41,076.13
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Solution
The fourth proportional to 74,610.13, 102,961.92 and 41,076.13 is: 56,685.03
Step by Step Solution
- Step 1: Write the proportion equation
74,610.13 : 102,961.92 = 41,076.13 : x - Step 2: Convert to fraction form
74,610.13/102,961.92 = 41,076.13/x - Step 3: Cross multiply
74,610.13x = 102,961.92 × 41,076.13 - Step 4: Simplify right side
74,610.13x = 4,229,277,210.97 - Step 5: Solve for x
x = 4,229,277,210.97/74,610.13 - Step 6: Final answer
x = 56,685.03
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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.