Finding the Fourth Proportional to 302,096.12, 416,883.83 and 166,129.93
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Solution
The fourth proportional to 302,096.12, 416,883.83 and 166,129.93 is: 229,254.46
Step by Step Solution
- Step 1: Write the proportion equation
302,096.12 : 416,883.83 = 166,129.93 : x - Step 2: Convert to fraction form
302,096.12/416,883.83 = 166,129.93/x - Step 3: Cross multiply
302,096.12x = 416,883.83 × 166,129.93 - Step 4: Simplify right side
302,096.12x = 69,256,881,496.03 - Step 5: Solve for x
x = 69,256,881,496.03/302,096.12 - Step 6: Final answer
x = 229,254.46
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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.