Finding the Fourth Proportional to 135,132.42, 202,727.34 and 40,361.58
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Solution
The fourth proportional to 135,132.42, 202,727.34 and 40,361.58 is: 60,550.95
Step by Step Solution
- Step 1: Write the proportion equation
135,132.42 : 202,727.34 = 40,361.58 : x - Step 2: Convert to fraction form
135,132.42/202,727.34 = 40,361.58/x - Step 3: Cross multiply
135,132.42x = 202,727.34 × 40,361.58 - Step 4: Simplify right side
135,132.42x = 8,182,395,751.60 - Step 5: Solve for x
x = 8,182,395,751.60/135,132.42 - Step 6: Final answer
x = 60,550.95
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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.