Finding the Fourth Proportional to 119,201.92, 178,803.15 and 44,338.48
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Solution
The fourth proportional to 119,201.92, 178,803.15 and 44,338.48 is: 66,507.82
Step by Step Solution
- Step 1: Write the proportion equation
119,201.92 : 178,803.15 = 44,338.48 : x - Step 2: Convert to fraction form
119,201.92/178,803.15 = 44,338.48/x - Step 3: Cross multiply
119,201.92x = 178,803.15 × 44,338.48 - Step 4: Simplify right side
119,201.92x = 7,927,859,890.21 - Step 5: Solve for x
x = 7,927,859,890.21/119,201.92 - Step 6: Final answer
x = 66,507.82
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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.