Finding the Fourth Proportional to 75,563.27, 104,294.25 and 59,177.98
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Solution
The fourth proportional to 75,563.27, 104,294.25 and 59,177.98 is: 81,678.88
Step by Step Solution
- Step 1: Write the proportion equation
75,563.27 : 104,294.25 = 59,177.98 : x - Step 2: Convert to fraction form
75,563.27/104,294.25 = 59,177.98/x - Step 3: Cross multiply
75,563.27x = 104,294.25 × 59,177.98 - Step 4: Simplify right side
75,563.27x = 6,171,923,040.62 - Step 5: Solve for x
x = 6,171,923,040.62/75,563.27 - Step 6: Final answer
x = 81,678.88
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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.