Finding the Fourth Proportional to 201,697.99, 302,574.77 and 68,542.49
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Solution
The fourth proportional to 201,697.99, 302,574.77 and 68,542.49 is: 102,823.18
Step by Step Solution
- Step 1: Write the proportion equation
201,697.99 : 302,574.77 = 68,542.49 : x - Step 2: Convert to fraction form
201,697.99/302,574.77 = 68,542.49/x - Step 3: Cross multiply
201,697.99x = 302,574.77 × 68,542.49 - Step 4: Simplify right side
201,697.99x = 20,739,228,146.98 - Step 5: Solve for x
x = 20,739,228,146.98/201,697.99 - Step 6: Final answer
x = 102,823.18
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1.5x scale
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.