Finding the Fourth Proportional to 201,785.04, 302,680.02 and 68,668.02
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Solution
The fourth proportional to 201,785.04, 302,680.02 and 68,668.02 is: 103,002.87
Step by Step Solution
- Step 1: Write the proportion equation
201,785.04 : 302,680.02 = 68,668.02 : x - Step 2: Convert to fraction form
201,785.04/302,680.02 = 68,668.02/x - Step 3: Cross multiply
201,785.04x = 302,680.02 × 68,668.02 - Step 4: Simplify right side
201,785.04x = 20,784,437,666.96 - Step 5: Solve for x
x = 20,784,437,666.96/201,785.04 - Step 6: Final answer
x = 103,002.87
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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.