Finding the Fourth Proportional to 107,412.68, 161,114.16 and 37,297.46
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Solution
The fourth proportional to 107,412.68, 161,114.16 and 37,297.46 is: 55,944.50
Step by Step Solution
- Step 1: Write the proportion equation
107,412.68 : 161,114.16 = 37,297.46 : x - Step 2: Convert to fraction form
107,412.68/161,114.16 = 37,297.46/x - Step 3: Cross multiply
107,412.68x = 161,114.16 × 37,297.46 - Step 4: Simplify right side
107,412.68x = 6,009,148,938.03 - Step 5: Solve for x
x = 6,009,148,938.03/107,412.68 - Step 6: Final answer
x = 55,944.50
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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.