Finding the Fourth Proportional to 132,206.26, 182,444.70 and 71,776.84
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Solution
The fourth proportional to 132,206.26, 182,444.70 and 71,776.84 is: 99,052.07
Step by Step Solution
- Step 1: Write the proportion equation
132,206.26 : 182,444.70 = 71,776.84 : x - Step 2: Convert to fraction form
132,206.26/182,444.70 = 71,776.84/x - Step 3: Cross multiply
132,206.26x = 182,444.70 × 71,776.84 - Step 4: Simplify right side
132,206.26x = 13,095,304,040.75 - Step 5: Solve for x
x = 13,095,304,040.75/132,206.26 - Step 6: Final answer
x = 99,052.07
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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.