Finding the Fourth Proportional to 229,020.05, 343,532.28 and 86,827.08
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Solution
The fourth proportional to 229,020.05, 343,532.28 and 86,827.08 is: 130,241.46
Step by Step Solution
- Step 1: Write the proportion equation
229,020.05 : 343,532.28 = 86,827.08 : x - Step 2: Convert to fraction form
229,020.05/343,532.28 = 86,827.08/x - Step 3: Cross multiply
229,020.05x = 343,532.28 × 86,827.08 - Step 4: Simplify right side
229,020.05x = 29,827,904,758.14 - Step 5: Solve for x
x = 29,827,904,758.14/229,020.05 - Step 6: Final answer
x = 130,241.46
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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.