Finding the Fourth Proportional to 271,239.64, 406,803.86 and 102,701.82
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Solution
The fourth proportional to 271,239.64, 406,803.86 and 102,701.82 is: 154,031.68
Step by Step Solution
- Step 1: Write the proportion equation
271,239.64 : 406,803.86 = 102,701.82 : x - Step 2: Convert to fraction form
271,239.64/406,803.86 = 102,701.82/x - Step 3: Cross multiply
271,239.64x = 406,803.86 × 102,701.82 - Step 4: Simplify right side
271,239.64x = 41,779,496,805.03 - Step 5: Solve for x
x = 41,779,496,805.03/271,239.64 - Step 6: Final answer
x = 154,031.68
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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.