Finding the Fourth Proportional to 166,202.08, 229,082.70 and 117,741.82
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Solution
The fourth proportional to 166,202.08, 229,082.70 and 117,741.82 is: 162,288.07
Step by Step Solution
- Step 1: Write the proportion equation
166,202.08 : 229,082.70 = 117,741.82 : x - Step 2: Convert to fraction form
166,202.08/229,082.70 = 117,741.82/x - Step 3: Cross multiply
166,202.08x = 229,082.70 × 117,741.82 - Step 4: Simplify right side
166,202.08x = 26,972,614,028.51 - Step 5: Solve for x
x = 26,972,614,028.51/166,202.08 - Step 6: Final answer
x = 162,288.07
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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.