Finding the Fourth Proportional to 251,958.84, 347,570.82 and 149,911.80
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Solution
The fourth proportional to 251,958.84, 347,570.82 and 149,911.80 is: 206,799.52
Step by Step Solution
- Step 1: Write the proportion equation
251,958.84 : 347,570.82 = 149,911.80 : x - Step 2: Convert to fraction form
251,958.84/347,570.82 = 149,911.80/x - Step 3: Cross multiply
251,958.84x = 347,570.82 × 149,911.80 - Step 4: Simplify right side
251,958.84x = 52,104,967,253.68 - Step 5: Solve for x
x = 52,104,967,253.68/251,958.84 - Step 6: Final answer
x = 206,799.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.