Finding the Fourth Proportional to 75,553.99, 104,264.74 and 41,565.06
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Solution
The fourth proportional to 75,553.99, 104,264.74 and 41,565.06 is: 57,359.91
Step by Step Solution
- Step 1: Write the proportion equation
75,553.99 : 104,264.74 = 41,565.06 : x - Step 2: Convert to fraction form
75,553.99/104,264.74 = 41,565.06/x - Step 3: Cross multiply
75,553.99x = 104,264.74 × 41,565.06 - Step 4: Simplify right side
75,553.99x = 4,333,770,173.98 - Step 5: Solve for x
x = 4,333,770,173.98/75,553.99 - Step 6: Final answer
x = 57,359.91
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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.