Finding the Fourth Proportional to 276,901.25, 382,251.29 and 162,163.94
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Solution
The fourth proportional to 276,901.25, 382,251.29 and 162,163.94 is: 223,860.94
Step by Step Solution
- Step 1: Write the proportion equation
276,901.25 : 382,251.29 = 162,163.94 : x - Step 2: Convert to fraction form
276,901.25/382,251.29 = 162,163.94/x - Step 3: Cross multiply
276,901.25x = 382,251.29 × 162,163.94 - Step 4: Simplify right side
276,901.25x = 61,987,372,534.41 - Step 5: Solve for x
x = 61,987,372,534.41/276,901.25 - Step 6: Final answer
x = 223,860.94
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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.