Finding the Fourth Proportional to 80,812.44, 121,237.02 and 24,657.57
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Solution
The fourth proportional to 80,812.44, 121,237.02 and 24,657.57 is: 36,991.96
Step by Step Solution
- Step 1: Write the proportion equation
80,812.44 : 121,237.02 = 24,657.57 : x - Step 2: Convert to fraction form
80,812.44/121,237.02 = 24,657.57/x - Step 3: Cross multiply
80,812.44x = 121,237.02 × 24,657.57 - Step 4: Simplify right side
80,812.44x = 2,989,410,307.24 - Step 5: Solve for x
x = 2,989,410,307.24/80,812.44 - Step 6: Final answer
x = 36,991.96
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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.