Finding the Fourth Proportional to 129,550.19, 194,325.68 and 36,055.94
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Solution
The fourth proportional to 129,550.19, 194,325.68 and 36,055.94 is: 54,084.02
Step by Step Solution
- Step 1: Write the proportion equation
129,550.19 : 194,325.68 = 36,055.94 : x - Step 2: Convert to fraction form
129,550.19/194,325.68 = 36,055.94/x - Step 3: Cross multiply
129,550.19x = 194,325.68 × 36,055.94 - Step 4: Simplify right side
129,550.19x = 7,006,594,177.05 - Step 5: Solve for x
x = 7,006,594,177.05/129,550.19 - Step 6: Final answer
x = 54,084.02
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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.