Finding the Fourth Proportional to 220,192.71, 303,867.50 and 119,590.71
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Solution
The fourth proportional to 220,192.71, 303,867.50 and 119,590.71 is: 165,036.02
Step by Step Solution
- Step 1: Write the proportion equation
220,192.71 : 303,867.50 = 119,590.71 : x - Step 2: Convert to fraction form
220,192.71/303,867.50 = 119,590.71/x - Step 3: Cross multiply
220,192.71x = 303,867.50 × 119,590.71 - Step 4: Simplify right side
220,192.71x = 36,339,729,472.97 - Step 5: Solve for x
x = 36,339,729,472.97/220,192.71 - Step 6: Final answer
x = 165,036.02
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1.5x scale
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.