Finding the Fourth Proportional to 73,217.86, 101,045.79 and 41,386.99
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Solution
The fourth proportional to 73,217.86, 101,045.79 and 41,386.99 is: 57,116.95
Step by Step Solution
- Step 1: Write the proportion equation
73,217.86 : 101,045.79 = 41,386.99 : x - Step 2: Convert to fraction form
73,217.86/101,045.79 = 41,386.99/x - Step 3: Cross multiply
73,217.86x = 101,045.79 × 41,386.99 - Step 4: Simplify right side
73,217.86x = 4,181,981,100.27 - Step 5: Solve for x
x = 4,181,981,100.27/73,217.86 - Step 6: Final answer
x = 57,116.95
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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.