Finding the Fourth Proportional to 76,807.67, 115,211.50 and 24,222.47
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Solution
The fourth proportional to 76,807.67, 115,211.50 and 24,222.47 is: 36,333.70
Step by Step Solution
- Step 1: Write the proportion equation
76,807.67 : 115,211.50 = 24,222.47 : x - Step 2: Convert to fraction form
76,807.67/115,211.50 = 24,222.47/x - Step 3: Cross multiply
76,807.67x = 115,211.50 × 24,222.47 - Step 4: Simplify right side
76,807.67x = 2,790,706,465.79 - Step 5: Solve for x
x = 2,790,706,465.79/76,807.67 - Step 6: Final answer
x = 36,333.70
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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.