Finding the Fourth Proportional to 265,876.14, 366,930.81 and 151,190.70
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Solution
The fourth proportional to 265,876.14, 366,930.81 and 151,190.70 is: 208,655.53
Step by Step Solution
- Step 1: Write the proportion equation
265,876.14 : 366,930.81 = 151,190.70 : x - Step 2: Convert to fraction form
265,876.14/366,930.81 = 151,190.70/x - Step 3: Cross multiply
265,876.14x = 366,930.81 × 151,190.70 - Step 4: Simplify right side
265,876.14x = 55,476,526,015.47 - Step 5: Solve for x
x = 55,476,526,015.47/265,876.14 - Step 6: Final answer
x = 208,655.53
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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.