Finding the Fourth Proportional to 57,235.22, 78,906.89 and 48,267
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Solution
The fourth proportional to 57,235.22, 78,906.89 and 48,267 is: 66,542.92
Step by Step Solution
- Step 1: Write the proportion equation
57,235.22 : 78,906.89 = 48,267 : x - Step 2: Convert to fraction form
57,235.22/78,906.89 = 48,267/x - Step 3: Cross multiply
57,235.22x = 78,906.89 × 48,267 - Step 4: Simplify right side
57,235.22x = 3,808,598,859.63 - Step 5: Solve for x
x = 3,808,598,859.63/57,235.22 - Step 6: Final answer
x = 66,542.92
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.