Finding the Fourth Proportional to 200,268.18, 276,276.69 and 115,335.99
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Solution
The fourth proportional to 200,268.18, 276,276.69 and 115,335.99 is: 159,109.88
Step by Step Solution
- Step 1: Write the proportion equation
200,268.18 : 276,276.69 = 115,335.99 : x - Step 2: Convert to fraction form
200,268.18/276,276.69 = 115,335.99/x - Step 3: Cross multiply
200,268.18x = 276,276.69 × 115,335.99 - Step 4: Simplify right side
200,268.18x = 31,864,645,555.07 - Step 5: Solve for x
x = 31,864,645,555.07/200,268.18 - Step 6: Final answer
x = 159,109.88
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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.