Finding the Fourth Proportional to 226,277.21, 312,227.87 and 130,765.47
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Solution
The fourth proportional to 226,277.21, 312,227.87 and 130,765.47 is: 180,436.31
Step by Step Solution
- Step 1: Write the proportion equation
226,277.21 : 312,227.87 = 130,765.47 : x - Step 2: Convert to fraction form
226,277.21/312,227.87 = 130,765.47/x - Step 3: Cross multiply
226,277.21x = 312,227.87 × 130,765.47 - Step 4: Simplify right side
226,277.21x = 40,828,623,513.82 - Step 5: Solve for x
x = 40,828,623,513.82/226,277.21 - Step 6: Final answer
x = 180,436.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.