Finding the Fourth Proportional to 219,960.75, 303,546.65 and 119,358.75
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Solution
The fourth proportional to 219,960.75, 303,546.65 and 119,358.75 is: 164,715.52
Step by Step Solution
- Step 1: Write the proportion equation
219,960.75 : 303,546.65 = 119,358.75 : x - Step 2: Convert to fraction form
219,960.75/303,546.65 = 119,358.75/x - Step 3: Cross multiply
219,960.75x = 303,546.65 × 119,358.75 - Step 4: Simplify right side
219,960.75x = 36,230,948,710.69 - Step 5: Solve for x
x = 36,230,948,710.69/219,960.75 - Step 6: Final answer
x = 164,715.52
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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.