Finding the Fourth Proportional to 112,217.24, 154,859.00 and 63,819.19
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Solution
The fourth proportional to 112,217.24, 154,859.00 and 63,819.19 is: 88,070.02
Step by Step Solution
- Step 1: Write the proportion equation
112,217.24 : 154,859.00 = 63,819.19 : x - Step 2: Convert to fraction form
112,217.24/154,859.00 = 63,819.19/x - Step 3: Cross multiply
112,217.24x = 154,859.00 × 63,819.19 - Step 4: Simplify right side
112,217.24x = 9,882,974,850.82 - Step 5: Solve for x
x = 9,882,974,850.82/112,217.24 - Step 6: Final answer
x = 88,070.02
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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.