Finding the Fourth Proportional to 268,537.19, 370,590.84 and 147,687.82
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Solution
The fourth proportional to 268,537.19, 370,590.84 and 147,687.82 is: 203,814.43
Step by Step Solution
- Step 1: Write the proportion equation
268,537.19 : 370,590.84 = 147,687.82 : x - Step 2: Convert to fraction form
268,537.19/370,590.84 = 147,687.82/x - Step 3: Cross multiply
268,537.19x = 370,590.84 × 147,687.82 - Step 4: Simplify right side
268,537.19x = 54,731,752,345.09 - Step 5: Solve for x
x = 54,731,752,345.09/268,537.19 - Step 6: Final answer
x = 203,814.43
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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.