Finding the Fourth Proportional to 75,399.24, 113,104.26 and 22,812.83
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Solution
The fourth proportional to 75,399.24, 113,104.26 and 22,812.83 is: 34,220.87
Step by Step Solution
- Step 1: Write the proportion equation
75,399.24 : 113,104.26 = 22,812.83 : x - Step 2: Convert to fraction form
75,399.24/113,104.26 = 22,812.83/x - Step 3: Cross multiply
75,399.24x = 113,104.26 × 22,812.83 - Step 4: Simplify right side
75,399.24x = 2,580,227,690.13 - Step 5: Solve for x
x = 2,580,227,690.13/75,399.24 - Step 6: Final answer
x = 34,220.87
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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.