Finding the Fourth Proportional to 75,583.50, 113,371.20 and 22,988.88
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Solution
The fourth proportional to 75,583.50, 113,371.20 and 22,988.88 is: 34,482.09
Step by Step Solution
- Step 1: Write the proportion equation
75,583.50 : 113,371.20 = 22,988.88 : x - Step 2: Convert to fraction form
75,583.50/113,371.20 = 22,988.88/x - Step 3: Cross multiply
75,583.50x = 113,371.20 × 22,988.88 - Step 4: Simplify right side
75,583.50x = 2,606,276,912.26 - Step 5: Solve for x
x = 2,606,276,912.26/75,583.50 - Step 6: Final answer
x = 34,482.09
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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.