Finding the Fourth Proportional to 197,750.08, 272,901.92 and 108,326.08
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Solution
The fourth proportional to 197,750.08, 272,901.92 and 108,326.08 is: 149,493.72
Step by Step Solution
- Step 1: Write the proportion equation
197,750.08 : 272,901.92 = 108,326.08 : x - Step 2: Convert to fraction form
197,750.08/272,901.92 = 108,326.08/x - Step 3: Cross multiply
197,750.08x = 272,901.92 × 108,326.08 - Step 4: Simplify right side
197,750.08x = 29,562,395,218.07 - Step 5: Solve for x
x = 29,562,395,218.07/197,750.08 - Step 6: Final answer
x = 149,493.72
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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.