Finding the Fourth Proportional to 79,864.23, 119,810.68 and 27,261.41
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Solution
The fourth proportional to 79,864.23, 119,810.68 and 27,261.41 is: 40,897.01
Step by Step Solution
- Step 1: Write the proportion equation
79,864.23 : 119,810.68 = 27,261.41 : x - Step 2: Convert to fraction form
79,864.23/119,810.68 = 27,261.41/x - Step 3: Cross multiply
79,864.23x = 119,810.68 × 27,261.41 - Step 4: Simplify right side
79,864.23x = 3,266,207,838.49 - Step 5: Solve for x
x = 3,266,207,838.49/79,864.23 - Step 6: Final answer
x = 40,897.01
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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.