Finding the Fourth Proportional to 89,911.32, 134,884.32 and 34,503
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Solution
The fourth proportional to 89,911.32, 134,884.32 and 34,503 is: 51,761.15
Step by Step Solution
- Step 1: Write the proportion equation
89,911.32 : 134,884.32 = 34,503 : x - Step 2: Convert to fraction form
89,911.32/134,884.32 = 34,503/x - Step 3: Cross multiply
89,911.32x = 134,884.32 × 34,503 - Step 4: Simplify right side
89,911.32x = 4,653,913,692.96 - Step 5: Solve for x
x = 4,653,913,692.96/89,911.32 - Step 6: Final answer
x = 51,761.15
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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.