Finding the Fourth Proportional to 219,116.97, 302,300.19 and 161,894.07
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Solution
The fourth proportional to 219,116.97, 302,300.19 and 161,894.07 is: 223,353.80
Step by Step Solution
- Step 1: Write the proportion equation
219,116.97 : 302,300.19 = 161,894.07 : x - Step 2: Convert to fraction form
219,116.97/302,300.19 = 161,894.07/x - Step 3: Cross multiply
219,116.97x = 302,300.19 × 161,894.07 - Step 4: Simplify right side
219,116.97x = 48,940,608,120.87 - Step 5: Solve for x
x = 48,940,608,120.87/219,116.97 - Step 6: Final answer
x = 223,353.80
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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.