Finding the Fourth Proportional to 195,115.13, 292,665.99 and 82,722.96
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Solution
The fourth proportional to 195,115.13, 292,665.99 and 82,722.96 is: 124,081.60
Step by Step Solution
- Step 1: Write the proportion equation
195,115.13 : 292,665.99 = 82,722.96 : x - Step 2: Convert to fraction form
195,115.13/292,665.99 = 82,722.96/x - Step 3: Cross multiply
195,115.13x = 292,665.99 × 82,722.96 - Step 4: Simplify right side
195,115.13x = 24,210,196,984.13 - Step 5: Solve for x
x = 24,210,196,984.13/195,115.13 - Step 6: Final answer
x = 124,081.60
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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.