Finding the Fourth Proportional to 251,897.19, 377,895.62 and 71,984.23
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Solution
The fourth proportional to 251,897.19, 377,895.62 and 71,984.23 is: 107,990.59
Step by Step Solution
- Step 1: Write the proportion equation
251,897.19 : 377,895.62 = 71,984.23 : x - Step 2: Convert to fraction form
251,897.19/377,895.62 = 71,984.23/x - Step 3: Cross multiply
251,897.19x = 377,895.62 × 71,984.23 - Step 4: Simplify right side
251,897.19x = 27,202,525,226.07 - Step 5: Solve for x
x = 27,202,525,226.07/251,897.19 - Step 6: Final answer
x = 107,990.59
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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.