Finding the Fourth Proportional to 201,773.40, 302,660.10 and 68,803.80
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Solution
The fourth proportional to 201,773.40, 302,660.10 and 68,803.80 is: 103,205.70
Step by Step Solution
- Step 1: Write the proportion equation
201,773.40 : 302,660.10 = 68,803.80 : x - Step 2: Convert to fraction form
201,773.40/302,660.10 = 68,803.80/x - Step 3: Cross multiply
201,773.40x = 302,660.10 × 68,803.80 - Step 4: Simplify right side
201,773.40x = 20,824,164,988.38 - Step 5: Solve for x
x = 20,824,164,988.38/201,773.40 - Step 6: Final answer
x = 103,205.70
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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.