Finding the Fourth Proportional to 88,937.67, 122,732.37 and 48,651.08
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Solution
The fourth proportional to 88,937.67, 122,732.37 and 48,651.08 is: 67,137.60
Step by Step Solution
- Step 1: Write the proportion equation
88,937.67 : 122,732.37 = 48,651.08 : x - Step 2: Convert to fraction form
88,937.67/122,732.37 = 48,651.08/x - Step 3: Cross multiply
88,937.67x = 122,732.37 × 48,651.08 - Step 4: Simplify right side
88,937.67x = 5,971,061,737.80 - Step 5: Solve for x
x = 5,971,061,737.80/88,937.67 - Step 6: Final answer
x = 67,137.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.