Finding the Fourth Proportional to 180,810.60, 271,152.96 and 74,163.84
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Solution
The fourth proportional to 180,810.60, 271,152.96 and 74,163.84 is: 111,219.94
Step by Step Solution
- Step 1: Write the proportion equation
180,810.60 : 271,152.96 = 74,163.84 : x - Step 2: Convert to fraction form
180,810.60/271,152.96 = 74,163.84/x - Step 3: Cross multiply
180,810.60x = 271,152.96 × 74,163.84 - Step 4: Simplify right side
180,810.60x = 20,109,744,740.97 - Step 5: Solve for x
x = 20,109,744,740.97/180,810.60 - Step 6: Final answer
x = 111,219.94
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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.