Finding the Fourth Proportional to 75,465.52, 104,135.65 and 41,473.62
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Solution
The fourth proportional to 75,465.52, 104,135.65 and 41,473.62 is: 57,229.88
Step by Step Solution
- Step 1: Write the proportion equation
75,465.52 : 104,135.65 = 41,473.62 : x - Step 2: Convert to fraction form
75,465.52/104,135.65 = 41,473.62/x - Step 3: Cross multiply
75,465.52x = 104,135.65 × 41,473.62 - Step 4: Simplify right side
75,465.52x = 4,318,882,376.55 - Step 5: Solve for x
x = 4,318,882,376.55/75,465.52 - Step 6: Final answer
x = 57,229.88
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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.