Finding the Fourth Proportional to 129,964.11, 194,502.62 and 108,927.90
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Solution
The fourth proportional to 129,964.11, 194,502.62 and 108,927.90 is: 163,020.09
Step by Step Solution
- Step 1: Write the proportion equation
129,964.11 : 194,502.62 = 108,927.90 : x - Step 2: Convert to fraction form
129,964.11/194,502.62 = 108,927.90/x - Step 3: Cross multiply
129,964.11x = 194,502.62 × 108,927.90 - Step 4: Simplify right side
129,964.11x = 21,186,761,396.46 - Step 5: Solve for x
x = 21,186,761,396.46/129,964.11 - Step 6: Final answer
x = 163,020.09
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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.