Finding the Fourth Proportional to 178,328.05, 246,029.65 and 101,791.94
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Solution
The fourth proportional to 178,328.05, 246,029.65 and 101,791.94 is: 140,436.88
Step by Step Solution
- Step 1: Write the proportion equation
178,328.05 : 246,029.65 = 101,791.94 : x - Step 2: Convert to fraction form
178,328.05/246,029.65 = 101,791.94/x - Step 3: Cross multiply
178,328.05x = 246,029.65 × 101,791.94 - Step 4: Simplify right side
178,328.05x = 25,043,833,886.39 - Step 5: Solve for x
x = 25,043,833,886.39/178,328.05 - Step 6: Final answer
x = 140,436.88
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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.