Finding the Fourth Proportional to 108,641.38, 163,034.37 and 44,651.99
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Solution
The fourth proportional to 108,641.38, 163,034.37 and 44,651.99 is: 67,007.70
Step by Step Solution
- Step 1: Write the proportion equation
108,641.38 : 163,034.37 = 44,651.99 : x - Step 2: Convert to fraction form
108,641.38/163,034.37 = 44,651.99/x - Step 3: Cross multiply
108,641.38x = 163,034.37 × 44,651.99 - Step 4: Simplify right side
108,641.38x = 7,279,809,058.90 - Step 5: Solve for x
x = 7,279,809,058.90/108,641.38 - Step 6: Final answer
x = 67,007.70
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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.