Finding the Fourth Proportional to 157,096.80, 235,652.64 and 51,913.44
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Solution
The fourth proportional to 157,096.80, 235,652.64 and 51,913.44 is: 77,872.62
Step by Step Solution
- Step 1: Write the proportion equation
157,096.80 : 235,652.64 = 51,913.44 : x - Step 2: Convert to fraction form
157,096.80/235,652.64 = 51,913.44/x - Step 3: Cross multiply
157,096.80x = 235,652.64 × 51,913.44 - Step 4: Simplify right side
157,096.80x = 12,233,539,187.48 - Step 5: Solve for x
x = 12,233,539,187.48/157,096.80 - Step 6: Final answer
x = 77,872.62
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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.