Finding the Fourth Proportional to 217,837.08, 326,775.78 and 84,727.44
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Solution
The fourth proportional to 217,837.08, 326,775.78 and 84,727.44 is: 127,099.00
Step by Step Solution
- Step 1: Write the proportion equation
217,837.08 : 326,775.78 = 84,727.44 : x - Step 2: Convert to fraction form
217,837.08/326,775.78 = 84,727.44/x - Step 3: Cross multiply
217,837.08x = 326,775.78 × 84,727.44 - Step 4: Simplify right side
217,837.08x = 27,686,875,293.40 - Step 5: Solve for x
x = 27,686,875,293.40/217,837.08 - Step 6: Final answer
x = 127,099.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.