Finding the Fourth Proportional to 75,582.99, 104,269.61 and 48,734.12
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Solution
The fourth proportional to 75,582.99, 104,269.61 and 48,734.12 is: 67,230.58
Step by Step Solution
- Step 1: Write the proportion equation
75,582.99 : 104,269.61 = 48,734.12 : x - Step 2: Convert to fraction form
75,582.99/104,269.61 = 48,734.12/x - Step 3: Cross multiply
75,582.99x = 104,269.61 × 48,734.12 - Step 4: Simplify right side
75,582.99x = 5,081,488,068.60 - Step 5: Solve for x
x = 5,081,488,068.60/75,582.99 - Step 6: Final answer
x = 67,230.58
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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.