Finding the Fourth Proportional to 80,259.48, 120,368.70 and 32,907.96
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Solution
The fourth proportional to 80,259.48, 120,368.70 and 32,907.96 is: 49,353.53
Step by Step Solution
- Step 1: Write the proportion equation
80,259.48 : 120,368.70 = 32,907.96 : x - Step 2: Convert to fraction form
80,259.48/120,368.70 = 32,907.96/x - Step 3: Cross multiply
80,259.48x = 120,368.70 × 32,907.96 - Step 4: Simplify right side
80,259.48x = 3,961,088,364.85 - Step 5: Solve for x
x = 3,961,088,364.85/80,259.48 - Step 6: Final answer
x = 49,353.53
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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.