Finding the Fourth Proportional to 276,901.41, 382,125.69 and 162,247.80
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Solution
The fourth proportional to 276,901.41, 382,125.69 and 162,247.80 is: 223,902.99
Step by Step Solution
- Step 1: Write the proportion equation
276,901.41 : 382,125.69 = 162,247.80 : x - Step 2: Convert to fraction form
276,901.41/382,125.69 = 162,247.80/x - Step 3: Cross multiply
276,901.41x = 382,125.69 × 162,247.80 - Step 4: Simplify right side
276,901.41x = 61,999,052,525.98 - Step 5: Solve for x
x = 61,999,052,525.98/276,901.41 - Step 6: Final answer
x = 223,902.99
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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.