Finding the Fourth Proportional to 302,125.05, 453,173.18 and 102,425.85
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Solution
The fourth proportional to 302,125.05, 453,173.18 and 102,425.85 is: 153,633.89
Step by Step Solution
- Step 1: Write the proportion equation
302,125.05 : 453,173.18 = 102,425.85 : x - Step 2: Convert to fraction form
302,125.05/453,173.18 = 102,425.85/x - Step 3: Cross multiply
302,125.05x = 453,173.18 × 102,425.85 - Step 4: Simplify right side
302,125.05x = 46,416,647,646.57 - Step 5: Solve for x
x = 46,416,647,646.57/302,125.05 - Step 6: Final answer
x = 153,633.89
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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.