Finding the Fourth Proportional to 247,427.20, 341,453.51 and 134,249.95
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Solution
The fourth proportional to 247,427.20, 341,453.51 and 134,249.95 is: 185,267.09
Step by Step Solution
- Step 1: Write the proportion equation
247,427.20 : 341,453.51 = 134,249.95 : x - Step 2: Convert to fraction form
247,427.20/341,453.51 = 134,249.95/x - Step 3: Cross multiply
247,427.20x = 341,453.51 × 134,249.95 - Step 4: Simplify right side
247,427.20x = 45,840,116,644.82 - Step 5: Solve for x
x = 45,840,116,644.82/247,427.20 - Step 6: Final answer
x = 185,267.09
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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.