Finding the Fourth Proportional to 178,475.67, 246,262.31 and 102,018.99
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Solution
The fourth proportional to 178,475.67, 246,262.31 and 102,018.99 is: 140,766.71
Step by Step Solution
- Step 1: Write the proportion equation
178,475.67 : 246,262.31 = 102,018.99 : x - Step 2: Convert to fraction form
178,475.67/246,262.31 = 102,018.99/x - Step 3: Cross multiply
178,475.67x = 246,262.31 × 102,018.99 - Step 4: Simplify right side
178,475.67x = 25,123,432,141.27 - Step 5: Solve for x
x = 25,123,432,141.27/178,475.67 - Step 6: Final answer
x = 140,766.71
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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.