Finding the Fourth Proportional to 124,277.96, 186,232.60 and 91,284.68
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Solution
The fourth proportional to 124,277.96, 186,232.60 and 91,284.68 is: 136,791.62
Step by Step Solution
- Step 1: Write the proportion equation
124,277.96 : 186,232.60 = 91,284.68 : x - Step 2: Convert to fraction form
124,277.96/186,232.60 = 91,284.68/x - Step 3: Cross multiply
124,277.96x = 186,232.60 × 91,284.68 - Step 4: Simplify right side
124,277.96x = 17,000,183,296.57 - Step 5: Solve for x
x = 17,000,183,296.57/124,277.96 - Step 6: Final answer
x = 136,791.62
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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.