Finding the Fourth Proportional to 86,996.37, 130,497.26 and 41,394.08
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Solution
The fourth proportional to 86,996.37, 130,497.26 and 41,394.08 is: 62,092.41
Step by Step Solution
- Step 1: Write the proportion equation
86,996.37 : 130,497.26 = 41,394.08 : x - Step 2: Convert to fraction form
86,996.37/130,497.26 = 41,394.08/x - Step 3: Cross multiply
86,996.37x = 130,497.26 × 41,394.08 - Step 4: Simplify right side
86,996.37x = 5,401,814,020.22 - Step 5: Solve for x
x = 5,401,814,020.22/86,996.37 - Step 6: Final answer
x = 62,092.41
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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.