Finding the Fourth Proportional to 204,902.61, 282,785.76 and 124,323.81
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Solution
The fourth proportional to 204,902.61, 282,785.76 and 124,323.81 is: 171,579.09
Step by Step Solution
- Step 1: Write the proportion equation
204,902.61 : 282,785.76 = 124,323.81 : x - Step 2: Convert to fraction form
204,902.61/282,785.76 = 124,323.81/x - Step 3: Cross multiply
204,902.61x = 282,785.76 × 124,323.81 - Step 4: Simplify right side
204,902.61x = 35,157,003,096.95 - Step 5: Solve for x
x = 35,157,003,096.95/204,902.61 - Step 6: Final answer
x = 171,579.09
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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.