Finding the Fourth Proportional to 197,686.31, 296,245.49 and 112,364.96
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Solution
The fourth proportional to 197,686.31, 296,245.49 and 112,364.96 is: 168,386.02
Step by Step Solution
- Step 1: Write the proportion equation
197,686.31 : 296,245.49 = 112,364.96 : x - Step 2: Convert to fraction form
197,686.31/296,245.49 = 112,364.96/x - Step 3: Cross multiply
197,686.31x = 296,245.49 × 112,364.96 - Step 4: Simplify right side
197,686.31x = 33,287,610,590.98 - Step 5: Solve for x
x = 33,287,610,590.98/197,686.31 - Step 6: Final answer
x = 168,386.02
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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.