Finding the Fourth Proportional to 220,141.56, 330,128.48 and 93,702
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Solution
The fourth proportional to 220,141.56, 330,128.48 and 93,702 is: 140,517.31
Step by Step Solution
- Step 1: Write the proportion equation
220,141.56 : 330,128.48 = 93,702 : x - Step 2: Convert to fraction form
220,141.56/330,128.48 = 93,702/x - Step 3: Cross multiply
220,141.56x = 330,128.48 × 93,702 - Step 4: Simplify right side
220,141.56x = 30,933,698,832.96 - Step 5: Solve for x
x = 30,933,698,832.96/220,141.56 - Step 6: Final answer
x = 140,517.31
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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.