Finding the Fourth Proportional to 252,605.97, 348,604.67 and 137,891.41
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Solution
The fourth proportional to 252,605.97, 348,604.67 and 137,891.41 is: 190,294.75
Step by Step Solution
- Step 1: Write the proportion equation
252,605.97 : 348,604.67 = 137,891.41 : x - Step 2: Convert to fraction form
252,605.97/348,604.67 = 137,891.41/x - Step 3: Cross multiply
252,605.97x = 348,604.67 × 137,891.41 - Step 4: Simplify right side
252,605.97x = 48,069,588,952.10 - Step 5: Solve for x
x = 48,069,588,952.10/252,605.97 - Step 6: Final answer
x = 190,294.75
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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.