Finding the Fourth Proportional to 75,324.24, 113,084.76 and 63,711.28
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Solution
The fourth proportional to 75,324.24, 113,084.76 and 63,711.28 is: 95,650.15
Step by Step Solution
- Step 1: Write the proportion equation
75,324.24 : 113,084.76 = 63,711.28 : x - Step 2: Convert to fraction form
75,324.24/113,084.76 = 63,711.28/x - Step 3: Cross multiply
75,324.24x = 113,084.76 × 63,711.28 - Step 4: Simplify right side
75,324.24x = 7,204,774,808.09 - Step 5: Solve for x
x = 7,204,774,808.09/75,324.24 - Step 6: Final answer
x = 95,650.15
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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.