Finding the Fourth Proportional to 187,549.75, 281,324.63 and 56,221.75
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Solution
The fourth proportional to 187,549.75, 281,324.63 and 56,221.75 is: 84,332.63
Step by Step Solution
- Step 1: Write the proportion equation
187,549.75 : 281,324.63 = 56,221.75 : x - Step 2: Convert to fraction form
187,549.75/281,324.63 = 56,221.75/x - Step 3: Cross multiply
187,549.75x = 281,324.63 × 56,221.75 - Step 4: Simplify right side
187,549.75x = 15,816,563,016.70 - Step 5: Solve for x
x = 15,816,563,016.70/187,549.75 - Step 6: Final answer
x = 84,332.63
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1.5x scale
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.