Finding the Fourth Proportional to 219,938.19, 303,516.32 and 119,336.19
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Solution
The fourth proportional to 219,938.19, 303,516.32 and 119,336.19 is: 164,684.82
Step by Step Solution
- Step 1: Write the proportion equation
219,938.19 : 303,516.32 = 119,336.19 : x - Step 2: Convert to fraction form
219,938.19/303,516.32 = 119,336.19/x - Step 3: Cross multiply
219,938.19x = 303,516.32 × 119,336.19 - Step 4: Simplify right side
219,938.19x = 36,220,481,231.62 - Step 5: Solve for x
x = 36,220,481,231.62/219,938.19 - Step 6: Final answer
x = 164,684.82
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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.