Finding the Fourth Proportional to 198,668.50, 297,805.92 and 93,298.84
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Solution
The fourth proportional to 198,668.50, 297,805.92 and 93,298.84 is: 139,855.82
Step by Step Solution
- Step 1: Write the proportion equation
198,668.50 : 297,805.92 = 93,298.84 : x - Step 2: Convert to fraction form
198,668.50/297,805.92 = 93,298.84/x - Step 3: Cross multiply
198,668.50x = 297,805.92 × 93,298.84 - Step 4: Simplify right side
198,668.50x = 27,784,946,881.13 - Step 5: Solve for x
x = 27,784,946,881.13/198,668.50 - Step 6: Final answer
x = 139,855.82
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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.