Finding the Fourth Proportional to 227,031.08, 340,534.26 and 69,247.13
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Solution
The fourth proportional to 227,031.08, 340,534.26 and 69,247.13 is: 103,866.92
Step by Step Solution
- Step 1: Write the proportion equation
227,031.08 : 340,534.26 = 69,247.13 : x - Step 2: Convert to fraction form
227,031.08/340,534.26 = 69,247.13/x - Step 3: Cross multiply
227,031.08x = 340,534.26 × 69,247.13 - Step 4: Simplify right side
227,031.08x = 23,581,018,469.00 - Step 5: Solve for x
x = 23,581,018,469.00/227,031.08 - Step 6: Final answer
x = 103,866.92
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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.