Finding the Fourth Proportional to 178,371.38, 246,140.37 and 97,782.26
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Solution
The fourth proportional to 178,371.38, 246,140.37 and 97,782.26 is: 134,932.86
Step by Step Solution
- Step 1: Write the proportion equation
178,371.38 : 246,140.37 = 97,782.26 : x - Step 2: Convert to fraction form
178,371.38/246,140.37 = 97,782.26/x - Step 3: Cross multiply
178,371.38x = 246,140.37 × 97,782.26 - Step 4: Simplify right side
178,371.38x = 24,068,160,425.13 - Step 5: Solve for x
x = 24,068,160,425.13/178,371.38 - Step 6: Final answer
x = 134,932.86
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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.