Finding the Fourth Proportional to 75,230.67, 112,846.41 and 22,639.80
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Solution
The fourth proportional to 75,230.67, 112,846.41 and 22,639.80 is: 33,959.82
Step by Step Solution
- Step 1: Write the proportion equation
75,230.67 : 112,846.41 = 22,639.80 : x - Step 2: Convert to fraction form
75,230.67/112,846.41 = 22,639.80/x - Step 3: Cross multiply
75,230.67x = 112,846.41 × 22,639.80 - Step 4: Simplify right side
75,230.67x = 2,554,820,153.12 - Step 5: Solve for x
x = 2,554,820,153.12/75,230.67 - Step 6: Final answer
x = 33,959.82
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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.