Finding the Fourth Proportional to 270,161.96, 372,824.66 and 147,656.81
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Solution
The fourth proportional to 270,161.96, 372,824.66 and 147,656.81 is: 203,767.03
Step by Step Solution
- Step 1: Write the proportion equation
270,161.96 : 372,824.66 = 147,656.81 : x - Step 2: Convert to fraction form
270,161.96/372,824.66 = 147,656.81/x - Step 3: Cross multiply
270,161.96x = 372,824.66 × 147,656.81 - Step 4: Simplify right side
270,161.96x = 55,050,099,523.51 - Step 5: Solve for x
x = 55,050,099,523.51/270,161.96 - Step 6: Final answer
x = 203,767.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.