Finding the Fourth Proportional to 119,125.44, 178,688.88 and 40,240.08
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Solution
The fourth proportional to 119,125.44, 178,688.88 and 40,240.08 is: 60,360.36
Step by Step Solution
- Step 1: Write the proportion equation
119,125.44 : 178,688.88 = 40,240.08 : x - Step 2: Convert to fraction form
119,125.44/178,688.88 = 40,240.08/x - Step 3: Cross multiply
119,125.44x = 178,688.88 × 40,240.08 - Step 4: Simplify right side
119,125.44x = 7,190,454,826.31 - Step 5: Solve for x
x = 7,190,454,826.31/119,125.44 - Step 6: Final answer
x = 60,360.36
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1.5x scale
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.