Finding the Fourth Proportional to 223,750.40, 335,625.60 and 135,276.80
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Solution
The fourth proportional to 223,750.40, 335,625.60 and 135,276.80 is: 202,915.20
Step by Step Solution
- Step 1: Write the proportion equation
223,750.40 : 335,625.60 = 135,276.80 : x - Step 2: Convert to fraction form
223,750.40/335,625.60 = 135,276.80/x - Step 3: Cross multiply
223,750.40x = 335,625.60 × 135,276.80 - Step 4: Simplify right side
223,750.40x = 45,402,357,166.08 - Step 5: Solve for x
x = 45,402,357,166.08/223,750.40 - Step 6: Final answer
x = 202,915.20
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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.