Finding the Fourth Proportional to 131,446.43, 197,215.43 and 41,503.02
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Solution
The fourth proportional to 131,446.43, 197,215.43 and 41,503.02 is: 62,268.99
Step by Step Solution
- Step 1: Write the proportion equation
131,446.43 : 197,215.43 = 41,503.02 : x - Step 2: Convert to fraction form
131,446.43/197,215.43 = 41,503.02/x - Step 3: Cross multiply
131,446.43x = 197,215.43 × 41,503.02 - Step 4: Simplify right side
131,446.43x = 8,185,035,728.08 - Step 5: Solve for x
x = 8,185,035,728.08/131,446.43 - Step 6: Final answer
x = 62,268.99
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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.