Finding the Fourth Proportional to 131,446.31, 197,215.36 and 41,502.97
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Solution
The fourth proportional to 131,446.31, 197,215.36 and 41,502.97 is: 62,268.95
Step by Step Solution
- Step 1: Write the proportion equation
131,446.31 : 197,215.36 = 41,502.97 : x - Step 2: Convert to fraction form
131,446.31/197,215.36 = 41,502.97/x - Step 3: Cross multiply
131,446.31x = 197,215.36 × 41,502.97 - Step 4: Simplify right side
131,446.31x = 8,185,023,169.62 - Step 5: Solve for x
x = 8,185,023,169.62/131,446.31 - Step 6: Final answer
x = 62,268.95
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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.