Finding the Fourth Proportional to 88,529.70, 122,170.99 and 48,243.45
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Solution
The fourth proportional to 88,529.70, 122,170.99 and 48,243.45 is: 66,575.96
Step by Step Solution
- Step 1: Write the proportion equation
88,529.70 : 122,170.99 = 48,243.45 : x - Step 2: Convert to fraction form
88,529.70/122,170.99 = 48,243.45/x - Step 3: Cross multiply
88,529.70x = 122,170.99 × 48,243.45 - Step 4: Simplify right side
88,529.70x = 5,893,949,926.91 - Step 5: Solve for x
x = 5,893,949,926.91/88,529.70 - Step 6: Final answer
x = 66,575.96
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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.