Finding the Fourth Proportional to 107,735.17, 161,602.30 and 32,855.09
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Solution
The fourth proportional to 107,735.17, 161,602.30 and 32,855.09 is: 49,282.50
Step by Step Solution
- Step 1: Write the proportion equation
107,735.17 : 161,602.30 = 32,855.09 : x - Step 2: Convert to fraction form
107,735.17/161,602.30 = 32,855.09/x - Step 3: Cross multiply
107,735.17x = 161,602.30 × 32,855.09 - Step 4: Simplify right side
107,735.17x = 5,309,458,110.71 - Step 5: Solve for x
x = 5,309,458,110.71/107,735.17 - Step 6: Final answer
x = 49,282.50
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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.