Finding the Fourth Proportional to 166,953.96, 230,394.98 and 91,502.44
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Solution
The fourth proportional to 166,953.96, 230,394.98 and 91,502.44 is: 126,272.55
Step by Step Solution
- Step 1: Write the proportion equation
166,953.96 : 230,394.98 = 91,502.44 : x - Step 2: Convert to fraction form
166,953.96/230,394.98 = 91,502.44/x - Step 3: Cross multiply
166,953.96x = 230,394.98 × 91,502.44 - Step 4: Simplify right side
166,953.96x = 21,081,702,833.75 - Step 5: Solve for x
x = 21,081,702,833.75/166,953.96 - Step 6: Final answer
x = 126,272.55
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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.