Finding the Fourth Proportional to 217,209.92, 299,749.26 and 132,327.02
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Solution
The fourth proportional to 217,209.92, 299,749.26 and 132,327.02 is: 182,611.03
Step by Step Solution
- Step 1: Write the proportion equation
217,209.92 : 299,749.26 = 132,327.02 : x - Step 2: Convert to fraction form
217,209.92/299,749.26 = 132,327.02/x - Step 3: Cross multiply
217,209.92x = 299,749.26 × 132,327.02 - Step 4: Simplify right side
217,209.92x = 39,664,926,323.01 - Step 5: Solve for x
x = 39,664,926,323.01/217,209.92 - Step 6: Final answer
x = 182,611.03
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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.