Finding the Fourth Proportional to 177,650.70, 245,161.17 and 97,081.62
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Solution
The fourth proportional to 177,650.70, 245,161.17 and 97,081.62 is: 133,974.39
Step by Step Solution
- Step 1: Write the proportion equation
177,650.70 : 245,161.17 = 97,081.62 : x - Step 2: Convert to fraction form
177,650.70/245,161.17 = 97,081.62/x - Step 3: Cross multiply
177,650.70x = 245,161.17 × 97,081.62 - Step 4: Simplify right side
177,650.70x = 23,800,643,787.40 - Step 5: Solve for x
x = 23,800,643,787.40/177,650.70 - Step 6: Final answer
x = 133,974.39
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1.5x scale
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.