Finding the Fourth Proportional to 197,648.93, 272,755.62 and 107,004.92
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Solution
The fourth proportional to 197,648.93, 272,755.62 and 107,004.92 is: 147,666.84
Step by Step Solution
- Step 1: Write the proportion equation
197,648.93 : 272,755.62 = 107,004.92 : x - Step 2: Convert to fraction form
197,648.93/272,755.62 = 107,004.92/x - Step 3: Cross multiply
197,648.93x = 272,755.62 × 107,004.92 - Step 4: Simplify right side
197,648.93x = 29,186,191,933.87 - Step 5: Solve for x
x = 29,186,191,933.87/197,648.93 - Step 6: Final answer
x = 147,666.84
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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.