Finding the Fourth Proportional to 272,459.93, 408,692.21 and 94,966.65
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Solution
The fourth proportional to 272,459.93, 408,692.21 and 94,966.65 is: 142,450.78
Step by Step Solution
- Step 1: Write the proportion equation
272,459.93 : 408,692.21 = 94,966.65 : x - Step 2: Convert to fraction form
272,459.93/408,692.21 = 94,966.65/x - Step 3: Cross multiply
272,459.93x = 408,692.21 × 94,966.65 - Step 4: Simplify right side
272,459.93x = 38,812,129,589.96 - Step 5: Solve for x
x = 38,812,129,589.96/272,459.93 - Step 6: Final answer
x = 142,450.78
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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.