Finding the Fourth Proportional to 187,752.46, 281,628.62 and 124,695.70
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Solution
The fourth proportional to 187,752.46, 281,628.62 and 124,695.70 is: 187,043.50
Step by Step Solution
- Step 1: Write the proportion equation
187,752.46 : 281,628.62 = 124,695.70 : x - Step 2: Convert to fraction form
187,752.46/281,628.62 = 124,695.70/x - Step 3: Cross multiply
187,752.46x = 281,628.62 × 124,695.70 - Step 4: Simplify right side
187,752.46x = 35,117,876,502.79 - Step 5: Solve for x
x = 35,117,876,502.79/187,752.46 - Step 6: Final answer
x = 187,043.50
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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.