Finding the Fourth Proportional to 269,112.08, 371,346.76 and 165,729.84
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Solution
The fourth proportional to 269,112.08, 371,346.76 and 165,729.84 is: 228,689.99
Step by Step Solution
- Step 1: Write the proportion equation
269,112.08 : 371,346.76 = 165,729.84 : x - Step 2: Convert to fraction form
269,112.08/371,346.76 = 165,729.84/x - Step 3: Cross multiply
269,112.08x = 371,346.76 × 165,729.84 - Step 4: Simplify right side
269,112.08x = 61,543,239,119.32 - Step 5: Solve for x
x = 61,543,239,119.32/269,112.08 - Step 6: Final answer
x = 228,689.99
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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.