Finding the Fourth Proportional to 88,521.18, 122,160.62 and 48,234.92
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Solution
The fourth proportional to 88,521.18, 122,160.62 and 48,234.92 is: 66,564.94
Step by Step Solution
- Step 1: Write the proportion equation
88,521.18 : 122,160.62 = 48,234.92 : x - Step 2: Convert to fraction form
88,521.18/122,160.62 = 48,234.92/x - Step 3: Cross multiply
88,521.18x = 122,160.62 × 48,234.92 - Step 4: Simplify right side
88,521.18x = 5,892,407,061.75 - Step 5: Solve for x
x = 5,892,407,061.75/88,521.18 - Step 6: Final answer
x = 66,564.94
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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.