Finding the Fourth Proportional to 136,277.14, 204,449.73 and 47,531.92
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Solution
The fourth proportional to 136,277.14, 204,449.73 and 47,531.92 is: 71,309.75
Step by Step Solution
- Step 1: Write the proportion equation
136,277.14 : 204,449.73 = 47,531.92 : x - Step 2: Convert to fraction form
136,277.14/204,449.73 = 47,531.92/x - Step 3: Cross multiply
136,277.14x = 204,449.73 × 47,531.92 - Step 4: Simplify right side
136,277.14x = 9,717,888,210.38 - Step 5: Solve for x
x = 9,717,888,210.38/136,277.14 - Step 6: Final answer
x = 71,309.75
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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.