Finding the Fourth Proportional to 268,537.06, 370,590.66 and 147,687.70
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Solution
The fourth proportional to 268,537.06, 370,590.66 and 147,687.70 is: 203,814.26
Step by Step Solution
- Step 1: Write the proportion equation
268,537.06 : 370,590.66 = 147,687.70 : x - Step 2: Convert to fraction form
268,537.06/370,590.66 = 147,687.70/x - Step 3: Cross multiply
268,537.06x = 370,590.66 × 147,687.70 - Step 4: Simplify right side
268,537.06x = 54,731,682,216.88 - Step 5: Solve for x
x = 54,731,682,216.88/268,537.06 - Step 6: Final answer
x = 203,814.26
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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.