Finding the Fourth Proportional to 173,678.18, 260,048.84 and 113,557.54
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Solution
The fourth proportional to 173,678.18, 260,048.84 and 113,557.54 is: 170,030.03
Step by Step Solution
- Step 1: Write the proportion equation
173,678.18 : 260,048.84 = 113,557.54 : x - Step 2: Convert to fraction form
173,678.18/260,048.84 = 113,557.54/x - Step 3: Cross multiply
173,678.18x = 260,048.84 × 113,557.54 - Step 4: Simplify right side
173,678.18x = 29,530,506,550.25 - Step 5: Solve for x
x = 29,530,506,550.25/173,678.18 - Step 6: Final answer
x = 170,030.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.