Finding the Fourth Proportional to 88,906.98, 122,691.20 and 48,620.01
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Solution
The fourth proportional to 88,906.98, 122,691.20 and 48,620.01 is: 67,095.37
Step by Step Solution
- Step 1: Write the proportion equation
88,906.98 : 122,691.20 = 48,620.01 : x - Step 2: Convert to fraction form
88,906.98/122,691.20 = 48,620.01/x - Step 3: Cross multiply
88,906.98x = 122,691.20 × 48,620.01 - Step 4: Simplify right side
88,906.98x = 5,965,247,127.81 - Step 5: Solve for x
x = 5,965,247,127.81/88,906.98 - Step 6: Final answer
x = 67,095.37
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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.