Finding the Fourth Proportional to 274,152.98, 411,235.11 and 84,613.47
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Solution
The fourth proportional to 274,152.98, 411,235.11 and 84,613.47 is: 126,921.95
Step by Step Solution
- Step 1: Write the proportion equation
274,152.98 : 411,235.11 = 84,613.47 : x - Step 2: Convert to fraction form
274,152.98/411,235.11 = 84,613.47/x - Step 3: Cross multiply
274,152.98x = 411,235.11 × 84,613.47 - Step 4: Simplify right side
274,152.98x = 34,796,029,642.93 - Step 5: Solve for x
x = 34,796,029,642.93/274,152.98 - Step 6: Final answer
x = 126,921.95
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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.