Finding the Fourth Proportional to 184,427.40, 276,641.10 and 121,441.80
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Solution
The fourth proportional to 184,427.40, 276,641.10 and 121,441.80 is: 182,162.70
Step by Step Solution
- Step 1: Write the proportion equation
184,427.40 : 276,641.10 = 121,441.80 : x - Step 2: Convert to fraction form
184,427.40/276,641.10 = 121,441.80/x - Step 3: Cross multiply
184,427.40x = 276,641.10 × 121,441.80 - Step 4: Simplify right side
184,427.40x = 33,595,793,137.98 - Step 5: Solve for x
x = 33,595,793,137.98/184,427.40 - Step 6: Final answer
x = 182,162.70
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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.