Finding the Fourth Proportional to 247,199.42, 370,375.90 and 134,958.54
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Solution
The fourth proportional to 247,199.42, 370,375.90 and 134,958.54 is: 202,206.75
Step by Step Solution
- Step 1: Write the proportion equation
247,199.42 : 370,375.90 = 134,958.54 : x - Step 2: Convert to fraction form
247,199.42/370,375.90 = 134,958.54/x - Step 3: Cross multiply
247,199.42x = 370,375.90 × 134,958.54 - Step 4: Simplify right side
247,199.42x = 49,985,390,715.19 - Step 5: Solve for x
x = 49,985,390,715.19/247,199.42 - Step 6: Final answer
x = 202,206.75
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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.