Finding the Fourth Proportional to 200,437.68, 276,608.44 and 114,394.94
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Solution
The fourth proportional to 200,437.68, 276,608.44 and 114,394.94 is: 157,867.55
Step by Step Solution
- Step 1: Write the proportion equation
200,437.68 : 276,608.44 = 114,394.94 : x - Step 2: Convert to fraction form
200,437.68/276,608.44 = 114,394.94/x - Step 3: Cross multiply
200,437.68x = 276,608.44 × 114,394.94 - Step 4: Simplify right side
200,437.68x = 31,642,605,897.29 - Step 5: Solve for x
x = 31,642,605,897.29/200,437.68 - Step 6: Final answer
x = 157,867.55
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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.