Finding the Fourth Proportional to 175,685.99, 263,578.26 and 70,578.77
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Solution
The fourth proportional to 175,685.99, 263,578.26 and 70,578.77 is: 105,887.95
Step by Step Solution
- Step 1: Write the proportion equation
175,685.99 : 263,578.26 = 70,578.77 : x - Step 2: Convert to fraction form
175,685.99/263,578.26 = 70,578.77/x - Step 3: Cross multiply
175,685.99x = 263,578.26 × 70,578.77 - Step 4: Simplify right side
175,685.99x = 18,603,029,389.54 - Step 5: Solve for x
x = 18,603,029,389.54/175,685.99 - Step 6: Final answer
x = 105,887.95
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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.