Finding the Fourth Proportional to 114,194.87, 157,579.05 and 63,207.67
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Solution
The fourth proportional to 114,194.87, 157,579.05 and 63,207.67 is: 87,221.12
Step by Step Solution
- Step 1: Write the proportion equation
114,194.87 : 157,579.05 = 63,207.67 : x - Step 2: Convert to fraction form
114,194.87/157,579.05 = 63,207.67/x - Step 3: Cross multiply
114,194.87x = 157,579.05 × 63,207.67 - Step 4: Simplify right side
114,194.87x = 9,960,204,591.31 - Step 5: Solve for x
x = 9,960,204,591.31/114,194.87 - Step 6: Final answer
x = 87,221.12
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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.