Finding the Fourth Proportional to 75,450.23, 113,192.84 and 22,140.03
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Solution
The fourth proportional to 75,450.23, 113,192.84 and 22,140.03 is: 33,215.18
Step by Step Solution
- Step 1: Write the proportion equation
75,450.23 : 113,192.84 = 22,140.03 : x - Step 2: Convert to fraction form
75,450.23/113,192.84 = 22,140.03/x - Step 3: Cross multiply
75,450.23x = 113,192.84 × 22,140.03 - Step 4: Simplify right side
75,450.23x = 2,506,093,353.21 - Step 5: Solve for x
x = 2,506,093,353.21/75,450.23 - Step 6: Final answer
x = 33,215.18
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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.