Finding the Fourth Proportional to 198,242.41, 297,409.79 and 58,011.97
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Solution
The fourth proportional to 198,242.41, 297,409.79 and 58,011.97 is: 87,031.47
Step by Step Solution
- Step 1: Write the proportion equation
198,242.41 : 297,409.79 = 58,011.97 : x - Step 2: Convert to fraction form
198,242.41/297,409.79 = 58,011.97/x - Step 3: Cross multiply
198,242.41x = 297,409.79 × 58,011.97 - Step 4: Simplify right side
198,242.41x = 17,253,327,815.19 - Step 5: Solve for x
x = 17,253,327,815.19/198,242.41 - Step 6: Final answer
x = 87,031.47
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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.