Finding the Fourth Proportional to 88,907.18, 122,691.92 and 48,621.02
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Solution
The fourth proportional to 88,907.18, 122,691.92 and 48,621.02 is: 67,097.01
Step by Step Solution
- Step 1: Write the proportion equation
88,907.18 : 122,691.92 = 48,621.02 : x - Step 2: Convert to fraction form
88,907.18/122,691.92 = 48,621.02/x - Step 3: Cross multiply
88,907.18x = 122,691.92 × 48,621.02 - Step 4: Simplify right side
88,907.18x = 5,965,405,439.59 - Step 5: Solve for x
x = 5,965,405,439.59/88,907.18 - Step 6: Final answer
x = 67,097.01
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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.