Finding the Fourth Proportional to 275,837.13, 413,647.74 and 107,335.17
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Solution
The fourth proportional to 275,837.13, 413,647.74 and 107,335.17 is: 160,960.75
Step by Step Solution
- Step 1: Write the proportion equation
275,837.13 : 413,647.74 = 107,335.17 : x - Step 2: Convert to fraction form
275,837.13/413,647.74 = 107,335.17/x - Step 3: Cross multiply
275,837.13x = 413,647.74 × 107,335.17 - Step 4: Simplify right side
275,837.13x = 44,398,950,493.02 - Step 5: Solve for x
x = 44,398,950,493.02/275,837.13 - Step 6: Final answer
x = 160,960.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.