Finding the Fourth Proportional to 114,591.09, 158,132.68 and 63,603.70
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Solution
The fourth proportional to 114,591.09, 158,132.68 and 63,603.70 is: 87,771.42
Step by Step Solution
- Step 1: Write the proportion equation
114,591.09 : 158,132.68 = 63,603.70 : x - Step 2: Convert to fraction form
114,591.09/158,132.68 = 63,603.70/x - Step 3: Cross multiply
114,591.09x = 158,132.68 × 63,603.70 - Step 4: Simplify right side
114,591.09x = 10,057,822,748.25 - Step 5: Solve for x
x = 10,057,822,748.25/114,591.09 - Step 6: Final answer
x = 87,771.42
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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.