Finding the Fourth Proportional to 281,197.44, 387,927.36 and 167,952.96
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Solution
The fourth proportional to 281,197.44, 387,927.36 and 167,952.96 is: 231,700.36
Step by Step Solution
- Step 1: Write the proportion equation
281,197.44 : 387,927.36 = 167,952.96 : x - Step 2: Convert to fraction form
281,197.44/387,927.36 = 167,952.96/x - Step 3: Cross multiply
281,197.44x = 387,927.36 × 167,952.96 - Step 4: Simplify right side
281,197.44x = 65,153,548,376.99 - Step 5: Solve for x
x = 65,153,548,376.99/281,197.44 - Step 6: Final answer
x = 231,700.36
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.