Finding the Fourth Proportional to 68,325.72, 102,371.94 and 37,105.08
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Solution
The fourth proportional to 68,325.72, 102,371.94 and 37,105.08 is: 55,594.28
Step by Step Solution
- Step 1: Write the proportion equation
68,325.72 : 102,371.94 = 37,105.08 : x - Step 2: Convert to fraction form
68,325.72/102,371.94 = 37,105.08/x - Step 3: Cross multiply
68,325.72x = 102,371.94 × 37,105.08 - Step 4: Simplify right side
68,325.72x = 3,798,519,023.46 - Step 5: Solve for x
x = 3,798,519,023.46/68,325.72 - Step 6: Final answer
x = 55,594.28
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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.