Finding the Fourth Proportional to 374,183.45, 561,207.74 and 107,878.53
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Solution
The fourth proportional to 374,183.45, 561,207.74 and 107,878.53 is: 161,798.35
Step by Step Solution
- Step 1: Write the proportion equation
374,183.45 : 561,207.74 = 107,878.53 : x - Step 2: Convert to fraction form
374,183.45/561,207.74 = 107,878.53/x - Step 3: Cross multiply
374,183.45x = 561,207.74 × 107,878.53 - Step 4: Simplify right side
374,183.45x = 60,542,265,476.43 - Step 5: Solve for x
x = 60,542,265,476.43/374,183.45 - Step 6: Final answer
x = 161,798.35
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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.