Finding the Fourth Proportional to 227,203.09, 340,805.44 and 69,430.88
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Solution
The fourth proportional to 227,203.09, 340,805.44 and 69,430.88 is: 104,146.57
Step by Step Solution
- Step 1: Write the proportion equation
227,203.09 : 340,805.44 = 69,430.88 : x - Step 2: Convert to fraction form
227,203.09/340,805.44 = 69,430.88/x - Step 3: Cross multiply
227,203.09x = 340,805.44 × 69,430.88 - Step 4: Simplify right side
227,203.09x = 23,662,421,607.99 - Step 5: Solve for x
x = 23,662,421,607.99/227,203.09 - Step 6: Final answer
x = 104,146.57
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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.