Finding the Fourth Proportional to 219,603.75, 303,053.18 and 119,001.75
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Solution
The fourth proportional to 219,603.75, 303,053.18 and 119,001.75 is: 164,222.42
Step by Step Solution
- Step 1: Write the proportion equation
219,603.75 : 303,053.18 = 119,001.75 : x - Step 2: Convert to fraction form
219,603.75/303,053.18 = 119,001.75/x - Step 3: Cross multiply
219,603.75x = 303,053.18 × 119,001.75 - Step 4: Simplify right side
219,603.75x = 36,063,858,168.06 - Step 5: Solve for x
x = 36,063,858,168.06/219,603.75 - Step 6: Final answer
x = 164,222.42
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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.