Finding the Fourth Proportional to 238,520.62, 357,824.13 and 98,202.70
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Solution
The fourth proportional to 238,520.62, 357,824.13 and 98,202.70 is: 147,321.84
Step by Step Solution
- Step 1: Write the proportion equation
238,520.62 : 357,824.13 = 98,202.70 : x - Step 2: Convert to fraction form
238,520.62/357,824.13 = 98,202.70/x - Step 3: Cross multiply
238,520.62x = 357,824.13 × 98,202.70 - Step 4: Simplify right side
238,520.62x = 35,139,295,691.15 - Step 5: Solve for x
x = 35,139,295,691.15/238,520.62 - Step 6: Final answer
x = 147,321.84
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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.