Finding the Fourth Proportional to 89,087.76, 133,632.99 and 29,923.92
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Solution
The fourth proportional to 89,087.76, 133,632.99 and 29,923.92 is: 44,886.33
Step by Step Solution
- Step 1: Write the proportion equation
89,087.76 : 133,632.99 = 29,923.92 : x - Step 2: Convert to fraction form
89,087.76/133,632.99 = 29,923.92/x - Step 3: Cross multiply
89,087.76x = 133,632.99 × 29,923.92 - Step 4: Simplify right side
89,087.76x = 3,998,822,902.12 - Step 5: Solve for x
x = 3,998,822,902.12/89,087.76 - Step 6: Final answer
x = 44,886.33
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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.