Finding the Fourth Proportional to 165,968.58, 229,035.60 and 94,348.62
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Solution
The fourth proportional to 165,968.58, 229,035.60 and 94,348.62 is: 130,200.50
Step by Step Solution
- Step 1: Write the proportion equation
165,968.58 : 229,035.60 = 94,348.62 : x - Step 2: Convert to fraction form
165,968.58/229,035.60 = 94,348.62/x - Step 3: Cross multiply
165,968.58x = 229,035.60 × 94,348.62 - Step 4: Simplify right side
165,968.58x = 21,609,192,790.87 - Step 5: Solve for x
x = 21,609,192,790.87/165,968.58 - Step 6: Final answer
x = 130,200.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.