Finding the Fourth Proportional to 119,424.23, 164,879.07 and 82,192.62
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Solution
The fourth proportional to 119,424.23, 164,879.07 and 82,192.62 is: 113,476.49
Step by Step Solution
- Step 1: Write the proportion equation
119,424.23 : 164,879.07 = 82,192.62 : x - Step 2: Convert to fraction form
119,424.23/164,879.07 = 82,192.62/x - Step 3: Cross multiply
119,424.23x = 164,879.07 × 82,192.62 - Step 4: Simplify right side
119,424.23x = 13,551,842,746.46 - Step 5: Solve for x
x = 13,551,842,746.46/119,424.23 - Step 6: Final answer
x = 113,476.49
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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.