Finding the Fourth Proportional to 222,236.01, 306,683.34 and 120,259.23
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Solution
The fourth proportional to 222,236.01, 306,683.34 and 120,259.23 is: 165,956.46
Step by Step Solution
- Step 1: Write the proportion equation
222,236.01 : 306,683.34 = 120,259.23 : x - Step 2: Convert to fraction form
222,236.01/306,683.34 = 120,259.23/x - Step 3: Cross multiply
222,236.01x = 306,683.34 × 120,259.23 - Step 4: Simplify right side
222,236.01x = 36,881,502,322.23 - Step 5: Solve for x
x = 36,881,502,322.23/222,236.01 - Step 6: Final answer
x = 165,956.46
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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.