Finding the Fourth Proportional to 245,265.96, 367,821.18 and 104,986.92
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Solution
The fourth proportional to 245,265.96, 367,821.18 and 104,986.92 is: 157,447.09
Step by Step Solution
- Step 1: Write the proportion equation
245,265.96 : 367,821.18 = 104,986.92 : x - Step 2: Convert to fraction form
245,265.96/367,821.18 = 104,986.92/x - Step 3: Cross multiply
245,265.96x = 367,821.18 × 104,986.92 - Step 4: Simplify right side
245,265.96x = 38,616,412,798.97 - Step 5: Solve for x
x = 38,616,412,798.97/245,265.96 - Step 6: Final answer
x = 157,447.09
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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.