Finding the Fourth Proportional to 165,557.41, 248,338.49 and 47,228.76
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Solution
The fourth proportional to 165,557.41, 248,338.49 and 47,228.76 is: 70,843.82
Step by Step Solution
- Step 1: Write the proportion equation
165,557.41 : 248,338.49 = 47,228.76 : x - Step 2: Convert to fraction form
165,557.41/248,338.49 = 47,228.76/x - Step 3: Cross multiply
165,557.41x = 248,338.49 × 47,228.76 - Step 4: Simplify right side
165,557.41x = 11,728,718,942.97 - Step 5: Solve for x
x = 11,728,718,942.97/165,557.41 - Step 6: Final answer
x = 70,843.82
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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.