Finding the Fourth Proportional to 88,819.09, 133,223.17 and 29,649.81
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Solution
The fourth proportional to 88,819.09, 133,223.17 and 29,649.81 is: 44,472.89
Step by Step Solution
- Step 1: Write the proportion equation
88,819.09 : 133,223.17 = 29,649.81 : x - Step 2: Convert to fraction form
88,819.09/133,223.17 = 29,649.81/x - Step 3: Cross multiply
88,819.09x = 133,223.17 × 29,649.81 - Step 4: Simplify right side
88,819.09x = 3,950,041,678.10 - Step 5: Solve for x
x = 3,950,041,678.10/88,819.09 - Step 6: Final answer
x = 44,472.89
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.