Finding the Fourth Proportional to 271,056.30, 406,553.68 and 71,392.31
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Solution
The fourth proportional to 271,056.30, 406,553.68 and 71,392.31 is: 107,080.36
Step by Step Solution
- Step 1: Write the proportion equation
271,056.30 : 406,553.68 = 71,392.31 : x - Step 2: Convert to fraction form
271,056.30/406,553.68 = 71,392.31/x - Step 3: Cross multiply
271,056.30x = 406,553.68 × 71,392.31 - Step 4: Simplify right side
271,056.30x = 29,024,806,354.20 - Step 5: Solve for x
x = 29,024,806,354.20/271,056.30 - Step 6: Final answer
x = 107,080.36
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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.