Finding the Fourth Proportional to 197,591.82, 272,677.44 and 106,948.98
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Solution
The fourth proportional to 197,591.82, 272,677.44 and 106,948.98 is: 147,589.99
Step by Step Solution
- Step 1: Write the proportion equation
197,591.82 : 272,677.44 = 106,948.98 : x - Step 2: Convert to fraction form
197,591.82/272,677.44 = 106,948.98/x - Step 3: Cross multiply
197,591.82x = 272,677.44 × 106,948.98 - Step 4: Simplify right side
197,591.82x = 29,162,574,077.01 - Step 5: Solve for x
x = 29,162,574,077.01/197,591.82 - Step 6: Final answer
x = 147,589.99
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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.