Finding the Fourth Proportional to 119,193.02, 179,626.82 and 107,361.65
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Solution
The fourth proportional to 119,193.02, 179,626.82 and 107,361.65 is: 161,796.65
Step by Step Solution
- Step 1: Write the proportion equation
119,193.02 : 179,626.82 = 107,361.65 : x - Step 2: Convert to fraction form
119,193.02/179,626.82 = 107,361.65/x - Step 3: Cross multiply
119,193.02x = 179,626.82 × 107,361.65 - Step 4: Simplify right side
119,193.02x = 19,285,031,691.71 - Step 5: Solve for x
x = 19,285,031,691.71/119,193.02 - Step 6: Final answer
x = 161,796.65
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.