Finding the Fourth Proportional to 178,474.41, 246,297.96 and 97,906.05
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Solution
The fourth proportional to 178,474.41, 246,297.96 and 97,906.05 is: 135,112.15
Step by Step Solution
- Step 1: Write the proportion equation
178,474.41 : 246,297.96 = 97,906.05 : x - Step 2: Convert to fraction form
178,474.41/246,297.96 = 97,906.05/x - Step 3: Cross multiply
178,474.41x = 246,297.96 × 97,906.05 - Step 4: Simplify right side
178,474.41x = 24,114,060,386.66 - Step 5: Solve for x
x = 24,114,060,386.66/178,474.41 - Step 6: Final answer
x = 135,112.15
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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.