Finding the Fourth Proportional to 117,626.47, 162,324.26 and 63,911.70
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Solution
The fourth proportional to 117,626.47, 162,324.26 and 63,911.70 is: 88,198.00
Step by Step Solution
- Step 1: Write the proportion equation
117,626.47 : 162,324.26 = 63,911.70 : x - Step 2: Convert to fraction form
117,626.47/162,324.26 = 63,911.70/x - Step 3: Cross multiply
117,626.47x = 162,324.26 × 63,911.70 - Step 4: Simplify right side
117,626.47x = 10,374,419,327.95 - Step 5: Solve for x
x = 10,374,419,327.95/117,626.47 - Step 6: Final answer
x = 88,198.00
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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.