Finding the Fourth Proportional to 276,224.38, 414,398.91 and 84,115.99
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Solution
The fourth proportional to 276,224.38, 414,398.91 and 84,115.99 is: 126,192.97
Step by Step Solution
- Step 1: Write the proportion equation
276,224.38 : 414,398.91 = 84,115.99 : x - Step 2: Convert to fraction form
276,224.38/414,398.91 = 84,115.99/x - Step 3: Cross multiply
276,224.38x = 414,398.91 × 84,115.99 - Step 4: Simplify right side
276,224.38x = 34,857,574,569.57 - Step 5: Solve for x
x = 34,857,574,569.57/276,224.38 - Step 6: Final answer
x = 126,192.97
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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.