Finding the Fourth Proportional to 174,915.05, 262,371.68 and 68,309.82
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Solution
The fourth proportional to 174,915.05, 262,371.68 and 68,309.82 is: 102,464.39
Step by Step Solution
- Step 1: Write the proportion equation
174,915.05 : 262,371.68 = 68,309.82 : x - Step 2: Convert to fraction form
174,915.05/262,371.68 = 68,309.82/x - Step 3: Cross multiply
174,915.05x = 262,371.68 × 68,309.82 - Step 4: Simplify right side
174,915.05x = 17,922,563,199.72 - Step 5: Solve for x
x = 17,922,563,199.72/174,915.05 - Step 6: Final answer
x = 102,464.39
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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.