Finding the Fourth Proportional to 229,083.62, 343,487.30 and 102,700.98
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Solution
The fourth proportional to 229,083.62, 343,487.30 and 102,700.98 is: 153,989.55
Step by Step Solution
- Step 1: Write the proportion equation
229,083.62 : 343,487.30 = 102,700.98 : x - Step 2: Convert to fraction form
229,083.62/343,487.30 = 102,700.98/x - Step 3: Cross multiply
229,083.62x = 343,487.30 × 102,700.98 - Step 4: Simplify right side
229,083.62x = 35,276,481,814.05 - Step 5: Solve for x
x = 35,276,481,814.05/229,083.62 - Step 6: Final answer
x = 153,989.55
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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.